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Dive I nto Docs: Getting the Paperwork in Order A Regional Approach to MWELO June 27, 2017 Pat Costello Water Resources Analyst City of Napa MWELO Compliance = Docum ent a t at i t ion + I nspection MWELO Sec. 492.1 Compliance Pre

SLIDE 1

Dive I nto Docs: Getting the Paperwork in Order

Pat Costello Water Resources Analyst City of Napa

A Regional Approach to MWELO June 27, 2017

SLIDE 2

MWELO Compliance =

Docum ent a t at i t ion

+ I nspection

SLIDE 3

MWELO Sec. 492.1 Compliance

Pre re-Cons nst ruc uct ion

Approval/ Permit Landscape Documentation Package

Developer (Applicant) Local Agency Property Owner Landscape Documentation Package Water Supplier

(if not same as Local Agency)

Water Efficient Landscape Worksheet Water Efficient Landscape Worksheet

SLIDE 4

MWELO Sec. 492.3

LANDSCAPE DOCUMENTATI ON PACKAGE

Element # 1

Project I nformation

= 6 Elements

SLIDE 5

LANDSCAPE DOCUMENTATI ON PACKAGE Element # 1

Project I nformation essentials

Date Project Applicant Project Address Landscape Area Project Type Water Supply Type Checklist Project Contacts Applicant Signature/ Pledge

SLIDE 6

LANDSCAPE DOCUMENTATI ON PACKAGE Element # 2

Water Efficient Landscape Worksheet

Hydrozone I nformation Table Water Budget Calculations (MAWA/ ETWU)

Irrigation Efficiency Default Value for overhead 0.75 and drip 0.81. Plant Water Use Type Plant Factor Very Low 0 - 0.1 Low 0.2 - 0.3 Medium 0.4 - 0.6 High 0.7 - 1.0 SLA 1 Hydrozone Select System From the Dropdown List click on cell below Plant Water Use Type (s) (low, medium, high) Plant Factor (PF) Hydrozone Area (HA) (ft2) Without SLA Enter Irrigation Efficiency (IE) (PF x HA (ft2))/IE Zone 1 Overhead Spray 0.75 Zone 2 Overhead Spray 0.75 Zone 3 Overhead Spray 0.75 Zone 4 Drip 0.81 Zone 5 Drip 0.81 Zone 6 Drip 0.81 Zone 7 Zone 8 Zone 9 Zone 10 Estimated Total Water Use Equation: ETWU = ETo x 0.62 x [((PF x HA)/IE) + SLA]; Considering precipitation ETWA =(ETo-Eppt) x 0.62 x [((PF x HA)/IE) +SLA] Enter values in Pale Blue Cells Tan Cells Show Results Messages and Warnings

Tan Cells Show Results Click on the blue cell on right to Pick City Name Oakville Name of City ETo of City from Appendix A 47.70 ETo (inches/year) Overhead Landscape Area (ft2) Drip Landscape Area (ft2) SLA (ft2) Total Landscape Area 0.00 Results: (ETo) x (0.62) x [(0.55 xLA) + (1.0 - 0.55) X SLA)] 0.00 Gallons Enter value in Pale Blue Cells Messages and Warnings Maximum Applied Water Allowance Calculations for New and Rehabilitated Residential Landscapes

Excel Worksheets Available

SLIDE 7

LANDSCAPE DOCUMENTATI ON PACKAGE Element # 3 Soil Management Report*

* Not due until Certificate of Completion if Mass Grading planned

Element # 4 Landscape

Design Plan

Element # 5 I rrigation

Design Plan

Element # 6 Grading

Design Plan

SLIDE 8

MWELO Sec. 492.9 Compliance

Post st -I nst al allat at ion

Approval

(Final I nspect ion)

Certificate of Completion

Developer (Applicant) Local Agency Property Owner Certificate of Completion Water Supplier

(if not same as Local Agency)

Certificate of Completion

SLIDE 9

CERTI FI CATE OF COMPLETI ON

6 Elements

Project I nformation Certification by Landscape Professional I rrigation Schedule Maintenance Schedule I rrigation Audit Report Soil Analysis Report

(if not submitted w/ Landscape Documentation Package)

SLIDE 10

“I certify that based upon periodic site

bservations, the work has been completed

in accordance with the ordinance and that the landscape planting and irrigation installation conform with the criteria and specifications of the approved Landscape Documentation Package.”