[PDF] - MEM MORANDU UM To: Jason Wid dstrom, P.E. From: Doug Beisc PDF Document

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1011

To: Subject: Backgrou The US E Load (TM restore th phosphoro Virginia d Phase 2 in that the s (retrofits) Chesapeak As a sma from exis ground re achieved and meth subsequen the Chesa late Febru provide a The DEQ approved stakehold Introduct Williamsb Standard Chesapeak MS4 Prog related ac program p

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Jason Wid Departmen City of Fal CITY MS4 CHESAPE und Environmenta MDL) in 201 he Chesapeak

developed the n March 2012 tate committ

ke Bay TMD ll MS4, the C ting sources eductions ach by 2023. W hods to achi ntly develope apeake Bay TM uary 2014, th series of outr Q guidance i reports that

tion burg Environ Operating Pr ke Bay Foun gram Plan. T ctivities as th plan execution

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dstrom, P.E. nt of Public W lls Church 4 TRACKING EAKE BAY P al Protection 0 as a “pollu ke Bay. Th % reduction in e Phase 1 Wa 2, which outli ed small Pha uccessive five DL Special Co City of Falls

hieved by 20 While Virginia ieve the redu ed a draft guid MDL Action P he guidance w reach meeting incorporates t outline rec

nmental Grou rocedures (SO

The intent is hey occur, wh n, and facilita

MEM

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Works G TOOL & PROGRAM B Agency (EPA ution diet” w his “diet” re sediment ove atershed Imple ned how it w ase II MS4s t e (5) year perm

Church is no % over the 20

a’s small MS4 uctions, the dance docume Plan, and is in was under inte gs to MS4 per several of th commendatio eloped by sev up, Inc. (WE OP) for City s e spreadsheet that the tool hich will in t ation of annua

MORANDU

BMPS A) established with accounta equires a 25% er the baselin ementation P

to was phase mit cycles. T e small MS4 g

009 baseline t 40% of the 4 general per Virginia De ent that does. n its third ver ernal review rmittees durin he EPA Che ns of how veral Expert P EG), now St staff, in coord based tool in and SOPs w turn lead to m al report docu

UM

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From: Date: d the Chesap ability measu % reduction ne load. To ad Plan (WIP) in these reducti ed load reduc This numeric general perm th the challen year by 2015 total on-the- rmit did not o epartment of This docum rsion as a draf and DEQ’s p ng June and J esapeake Bay states can a Panels, organi tantec develo dination with ncludes activ will enable m more accurat umentation.

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Doug Beisc

February 20 peake Bay To ures and initia in nitrogen ddress this, th November o

ctions from e requirement mit. nge of identif 5 in an Actio

f Environmen ment is titled D ft form. Acco plan “is [to] f July”. y Program O account for ized by the C

h the City of F vities that are more regular u te record-kee

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ch, P.E. asté, P.E. 0, 2014

atives establi , 24% reduc he Commonw

the plan com existing land was embodie fying load red

d reductions m ed acceptable ntal Quality DRAFT Guida

finalize in Ap Office (CBPO load reducti CBPO. Tracking To Falls Church e listed in the updates of Ci eping, a more

470 m Daily ished to ction in wealth of the WIP mponents sources ed in the ductions

must be e means (DEQ) ance for Q, as of pril and O) final ions by

and the e City’s ity MS4 e robust

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1011

The tool a (DEQ) an TMDL lo City of Fa and BMP required r

While the reference

meet the Clearingh selected, credited:

ap

be

m Pr

cr

F co

A full list four are a highlight potentially

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also includes nd CBPO appr

alls Church a s approved to reductions.

e DEQ Guida document fo

required red house or have the following Efficiency BM pplicable:

Land Use Cha e calculated u Urban Stream methodology rogram interi Virginia Nutri redit bank app Nutrient Mana alls Church m

Other BMPs A t of the CBPO approved, but individual li y relevant and

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multiple act roved Best m

activities repo

nce has not y

ductions, Fall e been approv g methods ca MPs – To calcu ficiencies in th trofit perform proved or inte ange BMPs – using the conv m Restoration specified in m values. ient Credit T proved by DE agement – Nu may not rece Approved by t O BMP Repo many are aw ine item activ d may allow t

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tivities that ar management pr

ds to understa

yet been offic ses of assessi

ls Church ca ved by the C an be used to ulate the cred he Virginia S ance curves p erim Bay Pro Load reducti version table – load redu the Chesapea Trading Progr EQ. utrient Manag eive credit fo the Director o

waiting approv vities listed i the City to rec

re listed as V ractices (BMP memo is to co MS4 Tracking and the potent

cially approve ng acceptable

an implement Chesapeake B estimate the dits generated tormwater Cl provided by th gram efficien ions will be c (See Table 2) uctions shoul ake Bay Pro ram – Falls C gement can b

ed in Attach val, in active d in the City o ceive credit fo

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Virginia Depa Ps) that may

g Tool with th tial for existi

ed, it is the m e load reduct

t BMPs that Bay Program e pollutant of d by structural learinghouse; he Bay Progr ncies. credited on a ). ld be estima

Church may be credited w management a hment A. Th development,

for Chesapeak

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artment of En contribute to d match to the he acceptable ing City activ

most authorit tion methods

are in the V

f concern (PO l BMPs, Falls ; ram; or per acre basi ated using ei t Panel guida purchase cre when applied applied to re he status of ea , or TBD. Th rch MS4 Tra ke Bay TMDL

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nvironmental the Chesapea e extent poss means and m vities to contr

tative and ap s for this mem

Virginia Stor pending on th OC) reduction s Church may

ther the app ance or curre edits from a to unregulate gulate lands ach is listed, he following s acking Tool t L reductions.

470 Quality ake Bay sible the methods ribute to

plicable

rmwater he BMP ns to be y use, as dits can propriate ent Bay nutrient ed land.

as only sections that are

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1011

Street Sw

BMP VII.

The City potential commerci property y materials materials to the reg efficiency

Table 1. C Chesapea Street Sw pound of To unders actual val City of Fa Using the

It should guidance deliberatio research e existing p possibility street swe the “func impact on The meth recommen sweeping based on dry weigh was estim sediment method, w estimates

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weeping:

A

ial streets, an

removed is c are collected ional landfill y removal rate he nutrient and Chesapeake ake Bay Prog weeping Ma sediment swe stand the ma lues from the alls Church re e Bay Program P, and Sedime  600,00  600,00  600,00 be noted tha document fo

effort on stree published ma y of the effic eeping practic tional lift” o n the ability of hod of reporti nded in 201 may be acce measured ton ht, and apport mated that TSS was then esti which has g nutrient load

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rch conducts s n 2010, Falls nd once a mo umentation of calculated by in a vacuum for disposal. e that is tenta d sediment re Bay Program gram BMP ass Reduced ept agnitude of se City’s Annu eported remo m established ent: 00 lbs 100% 00 lbs 0.18% 00 lbs * 0.07% at an Expert P

arch were con et sweeping i

ciency values ces prior to a r net differen f the City to r ing may also 1 two metho

nnage of sedim tioning the fr S may constit imated as 0.0 greater uncert ds from the to

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street sweepin s Church repo

f these opera multiplying tank, stockpi Street swee atively accep eduction effic m Efficiencie Tota d per 0.18 ediment and ual Report we

d efficiencies = 600,000 lb % = 1,080 lbs % = 420 lbs o Panel organiz ce and the int nducted, acco in September re are severa s themselves and after the 2 nce, assuming receive credit

first, and mo ment remove raction of fine tute between 0025 lbs TN o tainty, is the

ng operations

esidential stre ations is repo the number o iled at the Cit eping operatio ted by DEQ iencies are as es for Street S al Nitrogen % load reductio ere applied to s (600,000 lb (See Table 1 bs of Sedimen s of Total Nitr

zed by the Ba terim values

r of 2013 and l potential ch changing, it 2009 Progres g it is a posi t for street sw

pute projecte st preferred m ed at the poin e sediments t 10% and 30%

e “qualifying

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s multiple tim ndem sweepin eets, municip

ty property ya

and creditabl s shown in Ta Sweeping Op Total P 0.07%

bs) of sedimen ), Falls Chur nt rogen phorous ay Program i provided abo CBPO calen d is currently hanges that c is also plaus ss Run baselin itive increase weeping.

ed nutrient re method, is the nt of disposal, that represent % of the total ht and 0.001 l g street lanes areas swept.

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mes throughou ng occurs twi pal parking lo Annual Repo he weight of ard, and final has an interim le towards TM able 1 below. perations Phosphorous y be achieved eported effici nt via street s rch reduced th is in the proc

ndar, the pane conducting a could occur. sible that the ne year, and

O Urban Stor eductions as e mass loadin , conversion o t total suspen

lbs TP of dry s approach”. Then, depen

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ut the year to ice per month

the first load ly composted m CBPO esta MDL load re s Sedim 100% d using this p

sweeping ope he following cess of devel

el began its r a literature re In addition e panel will c

ld have a sig rmwater Wor sociated with ng approach.

nded solids (T utrient conten y weight. The This meth nding on the

470 remove h on all y-owned antity of

d or sent ablished eduction ment practice, 010, the erations. amount loping a h earlier renewed view of n to the consider redit for gnificant rkgroup, h street This is solids to TSS). It nt of the e second

type of

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1011

sweeping removed. In summa Bay load significan For more Catch Ba

BMP VII.

This pract above stre “n en im cl The mass above sta However developm For more Habitat R BMP III. The City

species, p control, an new plant Habitat R Bay Progr

the specif Land Use Land Use land use c 1 2 3.

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(mechanical This method ary, there is g reductions. ntly alter the e information, asin Cleaning

A

tice is not exp eet sweeping no Bay munic nough to pr mplement a sy leanouts wou s loading appr atement is fr recommend ment by the Ba information, Restoration E D

n or near stre planting and/ nd habitat res tings, and the Restoration can ram and DEQ e following s fic Falls Chur Change BMP e Change BM changes that a .) Imperviou .) Grass Buff .) Urban Tr

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d assumes bi-w great potentia However, t effectiveness o see Referenc g: plicitly includ category and cipality clean roduce water ystematic, wa ld be perform roach describ

dations for c ay program. see Referenc Events: rch schedules eam corridors /or replanting

number and n encompass

sections descr ch habitat res Ps MPs are credite are applicable us Urban Surfa fers; and ee Planting

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tive/vacuum) weekly sweep al for street s there are sev

ce Document ded in the Cit the concept i ns out its netw r quality im ater quality-ba med at targete bed in the abo ir of the Urb crediting this ce Document and executes s and flood p g with native he City report species of new a variety of a MPs are group ribe several D storation activ ed by the num e to urban land face Reduction

reduces the ping and othe weeping to a veral outstand e for creditin ts (7 and 8) ty’s MS4 Trac is the same. G work of storm mprovements… ased storm dr ed inlets with

ban Stormwa s practice, c t (7) s Habitat Res

e species for ts the area of w plants. acceptable BM ped as either L DEQ tentativ vities may be mber of acres ds and have b n;

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total load by er factors. assist the City ding policy a ng purposes. cking Tool, h Goulet (2011) m drain inlets …However, i rain cleanout the highest ac may be used ater Workgro concurrent w storation Even vities involve r the purpose invasive plan MP types alre Land Use Cha vely approved quantified. s converted. T been approved

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y a fraction y of Falls Ch and technica however it is ) noted that

it is clearly t program wh ccumulation r to quantify lo

with street s nts in City pa the removal e of stormwa nt removal, th eady approve ange BMPs, d BMPs with There are cur d by the Bay

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to estimate t hurch with ac l decisions t closely relate ins frequently y possible to here quarterly rates.”

guidance doc sweeping, is arks and publi

ater control, he area restor d by the Che Efficiency BM descriptions rrently three t Program and

470 the load chieving that can ed to the y

cument). s under ic right- invasive erosion red with sapeake MPs, or

types of DEQ:

SLIDE 5

1011

Credits fo Church m acre of tre Table 2. L Basin Potom Potom Potom Potom Potom Falls Chu Panel con land use c Forest Buf Forest Bu componen is applied be applied stormwate in Table 3 Ta As an illu Falls Total is clas estima acres BMP, (1) U T (2) In ac

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may also receiv ee planting. Land Use Ch n L mac Im mac Im mac Im mac P mac P urch should c ntinues to con change types uffers uffers can be nt should be c d at a 2-to-1 r d to up to 2 u er drains to th 3. able 3. Efficie Fo ustrative exam Church want Nitrogen loa ssified as urb ated Total Ni draining to th , determining Using Table 2, Total Nitrogen n addition to t cres are treate

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ve credit for n hange Conve and Use from mpervious mpervious mpervious Pervious Pervious continue to ch nsider and app are approved credited as b credited in ac atio for uplan upland acres, he buffer as sh encies for Fo Practice

mple, consider ts to install a ads at Edge of ban pervious. itrogen loadin he buffer is 10 g Total Nitrog , converting p n yields the fo 7.16 lbs TN the land chan ed by forest b 0.25 ac

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be calculated non-contiguo rsion Efficie Conversio to Forest Grass Pervious Forest Grass heck for upd prove more la d [by CBPO], both a land u ccordance wit nd acres. For provided (1)

TN 25% r the followin a 35’ wide bu f Stream (EO Using the C ng rate in the 0.07 lbs/yr. B gen credit is a pervious surfa

N/acre * 0.25 ge credit, Fal uffers at a 2:1 cres converted

d using Table us urban tree ncy Table fo

T (lbs/ac 13 12 6. 7. 5. dates to appro and use chang they may be use change an th the applica r instance, if there are tw he efficiency v Applied to T 5 ng calculation uffer along 3 OS). The land hesapeake Ba Potomac Riv Because a for two-step pro ace to forest u acres = 1.79 lls Church wil 1 ratio, which d * 2 = 0.5 up

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e 2 below in

Edge of TN c/year) ( 3.91 2.56 .75 .16 .81

ge BMPs, and employed by nd an efficien able section o 1 acre of buf

values for ins Two Upland TP 50% : 11 linear fee d to be conve ay Program W ver Basin from rested buffer i cess. uses a convers lbs of Total N ll also receive h yields the fo pland acres tre

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the Potomac that case, 10 ac River Bas Stream Redu TP (lbs/ac/year) 1.80 1.34 1.42 0.38 0.00 because the B d Virginia has permittees”. ncy BMP. T

ffer is installe es that drain talled Forest Acres per A TS 50% et of stream ( rted to a fore Watershed Mo m regulated u is a land chan sion factor of Nitrogen e an efficienc

eated

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c River Basin 0 trees are eq sin uctions TSS (lbs/ac/y 1252.0 623.2 1119.0 132.9 0.00 Bay Program s indicated, “a The land use

ed, the efficie to the buffer Buffers are p cre of Buffer (.25 acres) to ested buffer cu

urban perviou nge and an eff f 7.16 lbs/acre cy credit. Upl

470

qual to 1 S year) 01 28 05 96 m Expert as more change fficiency ncy can and (2) provided r

urrently .3.2, the us for all fficiency e of land

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W ca T tr B Similar ca Wetland R Wetland R varying e applicable Ta W For more Rain Bar BMP IV The City executing tracking h

Runoff R as they ar rainwater retrofit cu Other imp  W

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With a remova an be determi The amount re reated. By combining 1.79 lb alculations ca Restoration Restoration c efficiencies de e region for F able 4. Chesa Chesap BMP Wetland Rest information, rrel Worksho

g the worksho how many ra The Virginia S eduction Prac re built to the harvesting sy urves develop portant inform Whether the pr

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al efficiency o ined. 1 emoved can b 2.2 the reduction s TN (land ch an be made fo can be credit epending on Falls Church. apeake Bay P peake Bay Pr

Co No Low Up Low Pla see Referenc

urch schedule

ain barrel syst Stormwater C ctice (RR). A Clearinghous ystem not de ed by the Bay mation the Ci roject is class

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0.07 lbs TN * be calculated b 25 lbs TN/acre ns as an effici hange) + 1.26 r TP and sedi ted as an effi the region. Program BM rogram Hydr Re astal Plain Di

wlands Tidal; plands Tidal; C wlands Non-T ain Uplands N ce Document es and execut ugh to receiv tems were in Clearinghouse An establishe se design spe esigned to the y Program. ity would nee sified as a new

* 25% = 2.52 by multiplyin e * 0.5 acres = ency and land 6 lbs TN (effic iment. iciency BMP Table 4 belo MPs, Establish rogeomorphi egion issected Upla stal Plain ; Coastal Plai Coastal Plain Tidal; Coasta Non- Tidal ts (1, 2 and 8 tes Rain Barr ve credit, Fall nstalled as a r e includes ra d efficiency o cification and e requirement d to collect in w developmen

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(See Table 3) lbs TN/acre ng the remova = 1.26 lbs TN d change BM ciency) = 3.0

hed Efficienc ic Region aff T ands in al 25 8) rel Workshop ls Church co result of the ainwater harve

d depending o ts of the Clea nclude: nt or redevelo

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), the rate of n al rate by the N MP, the total re 5 lbs TN rem apeake Bay he established cies Regional fected efficie TN TP 5% 50% ps for its Citi

workshop an esting for cap % removal for

aringhouse, F

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nitrogen remo upland acres eduction yield moved Program esta d efficiencies lly Impacted encies P SED % 15%

lly receive cr nd used on a pture and reu TN and TP, is possible. Falls Church

470

ds: ablished for the d e simply redit by regular use as a as long For any can use

SLIDE 7

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 W  T  Y To receiv City’s par should re Standards For more Public Ed BMP II.A The City managem website, b The Che managem The Pane among ho conducted most prom they conc residentia justified w Urban Nu Falls Chu UNM pla in Table 5 based on therefore rate, and l be in the lawn risk,

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Water Use by H Total drainage Year installed ve credit for t rt to ensure a eference the s. information, ducation and A – F.

ment including broadcasting o sapeake Bay ment as either:  Retail engage Manag assista

 Whole and/or interne norms el concluded

d by Falls Ch mise to actua luded nutrien al, commercia with 10 core utrient Manag urch could re ns to interest 5 and Table 6 a “range of the effectiven lawn care pra “low” risk ca , a blended ra

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Homeowner; area treated; his practice, actual use ove Bay Program see Referenc d Outreach urch utilizes m g locally dis

y Program E Methods: ( ement with gement (UNM

mmercial ferti esale Method r social mark et, newspaper and awarene that there w

hurch would ally influence nt reduction cr al, institutiona UNM practi gement (See R ceive credit ed landowner 6, respectively f landscape a ness of urban

ategory, whil ate can be used

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additional fo er time. For m Approved ce Document multiple met stributed pub cess television Expert Panel (Also referre individual M) plans bas r retail form lizer applicat ds: (Also refe keting campa r, billboard a ess relative to was no eviden trient reductio be categorize e homeowner redits are ava al, or public ces explained Reference Doc for reduction

nd behaviora nutrient man estimated 80% le 20% were d.

llow-up and a complete l d Final Repo ts (1, 8) thods to educ blications, po n content, and l categorized ed to as “A property ow sed on field

erred to as “ aigns that ut and other med desired fertil nce that who

ed as wholesa s and change ailable for Nit land with qu d in detail in cument 3). ns by utilizing e reduction cr Program distin al factors tha nagement...” % of pervious considered “

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tracking proc list of accoun

cate the publi

d preparation d education Active Meth wners to de visits, traini s to encourag priate UNM p “Passive Me utilize a com dia methods t lization behav

ublic educatio

e nutrient ma trogen and Ph ualifying UNM n the Expert P g active outr redits for Nitr nguishes betw at affect the r to include slo s land in the B “high” risk. I

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cedures woul ntability proce State Storm ic about storm

and distribut

hods”) Rely evelop Urba ing and direc ge or require c practices. ethods”) Rely mbination of to influence h viors.

anagement ha hosphorous on M plans. Th Panel Approv reach method rogen and Ph ween “high” a relative risk

Bay watershe If it is not fe

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d be required edures, Falls mwater Perfo mwater and rmation to th ion of brochu methods for

an Nutrient ct technical certification y on media TV, radio, homeowner enough habit ach efforts cu training show

n a per acre b hese reduction ved Final Rep ds and implem

and “low” ris

fertilizer app ed was consid easible to dist

470 d on the Church

nutrient he City ures. nutrient change urrently wed the quently, basis for ns were port for menting e below k lawns

plication dered to tinguish

SLIDE 8

1011

A lower practices area alrea Some key componen report for For more Other Ac Other Acc This mem qualify fo commonly    

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Table 5 Turf Man Low Risk High Risk Blended R

20% is hi Table 6. P Turf Man Low Risk High Risk Blended R maximum re listed work t dy accounted y components nts, required Urban Nutrie

information, cceptable BM ceptable BMP mo focuses so

y be used by Urban Stream demonstrate Structural B Program BM Environment BMP Enhanc

ngs Drive Suite

. Nitrogen R Com nagement Ca k Lawns1 k Lawns1 Rate2 ess of fertiliz ide credit, ass gh risk Phosphorous Com nagement Ca k Lawns k Lawns Rate emoval rate i to reduce Ph d for by the sta s of an accep record keepin ent Managem plan be prepa stent with Sta mentation of l d commitmen see Referenc MPS Not Rev Ps not Review lely on the lin ccordingly, m

m Restoration the effectiven BMP Retrofit MPs; tal Site Desig cements or Co

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Reduction Cre mmercial, In Nitrogen ategory ation regime suming 80% o Reduction C mmercial, In Phosphoro ategory is assigned t

ate-wide Pho ptable UNM ng, and the 1 ment should be ared by a train ate applicable landowner an nt by landown ce Document iewed and A wed ne item activ many other a palities are ex n; WEG prep ness of this pr s – the Stor gn BMPs;

edits for Qua nstitutional or n Reduction C Annua 6% red 20% re 9% red (including no

Credits for Q nstitutional or us Reduction Annua 3% red 10% re 4.5% r to Phosphoro xport, and red sphorous redu plan are liste 10 Core UNM e referred to ( ned expert; UNM practic d location; ner to implem ts (3 and 8) Alternative Pr ities listed in acceptable str xcluded from pared a white ractice, apply rmwater (or

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alifying UNM r Public Lan Credits al Nitrogen R duction of per eduction of p duction of per

age falls into t Qualifying UN r Public Lan n Credits al Nitrogen R duction of per eduction of p reduction of p

ductions in P uction credit ed below. F M Practices, T (Reference Do ces; ment plan roposals n the MS4 Tra ructural and n this memo, in e paper in Oc ying the Bay p BMP) Clear

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M Per Acre o nd Reduction R rvious load pervious load rvious load lawns) the low catego NM Per Acre nd Reduction R rvious load pervious load pervious load

Phosphorous for pervious For a complet The Bay Pro

acking Tool s non-structura ncluding: ctober of 201 protocols to th ringhouse an

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ate

e of Resident ate d f the 10 Core fertilizer app land. te list of UN gram approv spreadsheet th al practices th 13 to investig hree case stud nd most of t

470 al, tial, e UNM plication NM plan ed final hat may hat will gate and dies; the Bay

SLIDE 9

1011

    Alternativ The DEQ reviewed and regul that are c events are pet waste bacterial l a reliable James Ri conducted Recent re load reduc A second significan adequately

represent stream in These are BMPs, bu If you hav STANTE

Phone: (8 Fax: (804 Email: ale Attachme

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Urban Nutrie Nutrient Trad Treatment Tr Alternative P ve Proposals Q Guidance c and accepted lations.” Thi currently bein e not currentl stations in p loads, as well

d to provide esearch by the ctions into nu example is t nt sediment an y quantify se and vertical) the prevente such a condit e two of pote ut may constit ve any questio EC CONSUL

04) 267-3474 ) 267-3470 ex.foraste@st ent: (1) Refere (2) EPA C

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ent Managem ding; rains; Proposals clearly states d or denied ba s means that ng completed y credited tow parks near wa l as nutrients terfield Coun wing installati a comparativ e Center for W utrient load re the restoration nd nutrient ex diment loss f ) through use d sediment lo tion. ential alternat tute an accept

LTING SERV 4 tantec.com ences CBPO List of

e 225 ● Richmo

ment – on unre that: “If alt ased on their it may be po d, but not cre wards Bay re aterbodies ma in runoff from nty plans to c

ve and quan Watershed Pr eductions. n of deep mig xport downstr from these typ e of the BAN

tive proposals table means a

VICES INC. f BMPs: Appr

egulated lands ternative prop technical ad

eductions, pet ay qualify. C m these areas

et waste stati tifiable reduc rotection outl grating headc

pes of headcu NCS method. ld be realized s that do not and method to roved, Ongoin

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s;

dequacy and c e City of Fair instance, whi t waste campa Clearly, utilize . The challen seline survey ions, a secon ction of pet lined a poten cuts in headw urrent Bay pr uts, as it only . An alterna d by restorin fit into the m

ng, and TBD

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made, such p compliance w rfax to incorp ile current C aigns includin ed pet waste nge is quantif

nd survey (sa waste betwe ntial strategy water streams, rotocols, spec considers lat ate approach ng a severely more traditio s, pending DE

X (804) 267-34

proposals sho with appropria porate other ac City public ed ng the install stations redu fy these reduc dog parks al ame season) een the two p to translate b , which contr cifically #1, d teral erosion can more acc degraded he

EQ approval.

470

ate laws ctivities ducation ation of uce both ctions in long the will be periods. bacterial ribute to does not (instead curately adwater pproved

SLIDE 10

1011

Referenc (1) C D ht w (2) C D ht w (3) C D ht _N (4) C D ht _R (5) C W (6) C D (7) G St (8) V C

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e Documents Chesapeake Ba Define Remova ttp://www.ch water_Perform Chesapeake Ba Define Remova ttp://www.ch water_Retrofit Chesapeake Ba Define Remova ttp://www.ch Nutrient_Man Chesapeake Ba Define Remova ttp://www.ch Restoration_r City of Falls C Works. City of Falls C Department of Goulet, N. 201 tormwater W Virginia Depar Chesapeake Ba

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s: ay Program O al Rates for N esapeakebay. mance_Standa ay Program O al Rates for U esapeakebay. ts--_long.pdf ay Program O al Rates for U esapeakebay. nagement--sh ay Program O al Rates for In esapeakebay. revised10281

f Public Work

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SLIDE 11

ATT

TACHMENT A

Urban Tom Schuele Urban: Tom Schuele Urban: Tom Schuele Urban: Tom Schuele Bill Stack ( Agricultu Jim Glancey Mark Dubin Agricultu Chris Brosch Mark Dubin 1011 Boulder Sp

r (CO) N St r (CO) U r (CO) U r (CO) CO) U re: y (CH) (CO) Po re: h (CH) (CO) A Pr E prings Drive Suite

ake Bay Program

New State Stormw tandards (REPO Urban Stormwater Urban Nutrient M Urban Stream Res

Agriculture nutrien recision/Decision nhanced Nutrien 225 ● Richmond, V

m Office List of B

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e New 10/11

New 10/11 port) Existing 12/11 t) Existing 12/11 N/A (Mod data) 5/11 d Three existing a

12/11 04) 267-3474 ● FAX

d, Ongoing, and

APPROVE APPROVE APPROVE APPROVE del Panel mem volumetri poultry lit and im Short term Watershed WQGIT, 1 X (804) 267-3470

d TBD

ED (10/9/2012) ED (10/9/2012) ED (3/11/2013) ED (5/13/2013) mbership chosen ic database for his tter production m recommendatio d Model (WSM) A 10/15/2013 and developing storic and presen

Approved by nt .2

SLIDE 12

Agricultu (Jack Meisinge Mark Dubin Agricultu Wade Thomaso Mark Dubin Forestry Sally Clagget Forestry Sally Claggett Urban: Tom Schuele Jeremy Hanso Urban: Tom Schuele Cecilia Lane Urban: Sadie Dresc Urban: Neely Law ( Urban: Urban Wastewat Mark Sievers Ning Zhou ( Watershed Tec Sara Lane ( (Matt Johnsto 1011 Boulder Sp re: er (CH) (CO) Tr C re:

(CO) C N y: t (CO) U ca y: t (CO) R r (CO)

E C r (CO) (CO) Il cher U Pr (CO) U ex Fl St cl ter: s (CO) (CO) A chnical: (CO)

A prings Drive Suite raditional and Co rops

No-till Urban tree plantin anopy Riparian Forest Bu nhanced Erosion

licit Discharge El Urban Shoreline E ractice Urban filter strip.s xpert panel loating Wetlands treet sweeping (in lean outs and bulk Advanced onsite sy Algal Turf Scrubbe

225 ● Richmond, V

age and Continuou ng/expanding tree uffers n and Sediment limination Erosion Control stream buffer upg s ncluding catch-ba k sediment remov ystems ers

Virginia 23225 ● (80 Existing 02/11 us Existing 02/12 e Existing 03/12 Existing 07/12 Existing 07/12 New 07/12 New 01/13 grade New 02/13 New 9/13 asin val) Existing 9/13 New 01/12 New 03/13

04) 267-3474 ● FAX Short-term WSM App Short-term WSM app Developin Developin Finalizing Developin Panel held Panel held Literature Literature Approved Panel deve

X (804) 267-3470 m recommendatio proved by WQGIT m recommendatio proved by WQGIT ng recommendati ng recommendati g recommendation ng recommendati d first meeting Ja d first meeting in e review underwa e review underwa d by WWTWG, 11/ veloping recomme

T, 10/15/2013

T, 10/15/2013 ions ions ns ions anuary 2013 February 2013 ay ay /05/13 endations 3.2 .2

SLIDE 13

Agricultu Agricultu Agricultu Agricultu Agricultu Agricultu Agricultu Agricultu Agricultu Forestry Urban Urban Wastewat 1011 Boulder Sp ure M ure A ure M ure C ure A (i (A ure C so ure H co ure Si ure V (i y Fo Im M ter A (b prings Drive Suite Manure Treatment Animal Waste Stor Manure Injection/ ropland Irrigatio Agriculture Stormw ncluding animal AFO) production ropland Drainage

Heavy use pads (in

ink-hole grassed Vegetative Environ ncluding wind br

mpervious discon MS4 management Advanced onsite sy broader view)

225 ● Richmond, V t Technologies rage /incorporation n Management water Manageme feeding operation area structures e phosphorous- ncluding poultry, litter load out) buffers nmental Buffers reaks/plantings) nt nnect measure ystems, part 2

Virginia 23225 ● (80 New TBD Existing TBD New TBD New TBD ent ns New TBD New TBD New TBD New TBD New TBD New TBD New TBD New TBD New TBD

04) 267-3474 ● FAX

X (804) 267-3470

SLIDE 14