Regular Board Meeting July 27, 2020 1. Agenda Review Agenda 2. Old - - PowerPoint PPT Presentation

Regular Board Meeting

July 27, 2020

Agenda

• 1. Agenda Review
• 2. Old Business
• 3. Approval of Consent Agenda Items
• a. Regular Board minutes dated June 22, 2020
• b. Board Member vouchers for the month of June
• c. Payment vouchers dated June 17, 2020 – July 21, 2020
• d. Sanitary Sewer Extension – Hartley Hill (City of Duluth)
• e. Sanitary Sewer Extension – Fosness Development (City of Cloquet)
• f. Sanitary Sewer Extension – Payton Acres Phase 1 (City of Hermantown)
• 4. New Business Items for Discussion and Approval
• a. Approval of Building 11 Truck Drive Through and Vactor Truck Slab Paving

Project, Recommendation to award Bid 1414, and Construction Related Professional Services

• b. Approval of Thickener and Odorous Air Blower Improvements – Professional

Services

• c. Approval of Building 9 Admin Security Improvements Bid #1405 –

Recommendation for Approval of Change Orders and Professional Services

• 5. Committee Reports
• a. Committee of the Whole
• b. Finance
• c. Operations
• d. Personnel
• e. Legislative
• f. Planning/Solid Waste
• g. Board Governance
• h. Board Member Comments
• 6. Executive Director Reporting
• a. Communications
• b. Monthly Financials
• c. NPDES
• 7. Legal Counsel
• 8. Executive Session (staff excused)

Approval of Consent Agenda Items

3

a. Regular Board minutes dated June 22, 2020 b. Board Member vouchers for the month of June c. Payment vouchers dated June 17, 2020 – July 21, 2020 d. Sanitary Sewer Extension – Hartley Hill (City of Duluth) e. Sanitary Sewer Extension – Fosness Development (City of Cloquet) f. Sanitary Sewer Extension – Payton Acres Phase 1 (City of Hermantown)

New Business Items for Discussion and Approval

4

5

Building 11 Truck Drive Through & Vactor Truck Discharge Slab and Paving Project

Building 11 Truck Drive Through & Vactor Truck Discharge Slab and Paving Project

6

Building 11 Truck Drive Through & Vactor Truck Discharge Slab and Paving Project

7

Thickener and Odorous Air Blower Improvements – Professional Services

8

Thickener and Odorous Air Blower Improvements – Professional Services

9

10

Building 9 Admin Security Improvements Bid #1405 – Change Order

Building 9 Admin Security Improvements Bid #1405 – Change Order

11

Building 9 Admin Security Improvements Bid #1405 – Change Order

12

Committee Reports

13

a. Committee of the Whole b. Finance c. Operations d. Personnel e. Legislative f. Planning/Solid Waste g. Board Governance h. Board Member Comments

Executive Director Reporting

14

Communications

15 06/24/2020 Tweet from @ErikSimonson regarding local bonding projects in limbo including WLSSD 07/01/2020 Article from Duluthian regarding MPCA recognition of outstanding permit compliance by WLSSD wastewater treatment staff 07/07/2020 Article from squatchrocks.com (92.1FM) entitled: “WLSSD offers several food compost sites around the Twin Ports” 07/09/2020 Correspondence from Lakeside resident thanking Dianne Mathews for responsiveness during Lakeside project 07/08/2020 Article from duluthnewstribune.com entitled: “Pollutants addressed as Twin Ports Interchange project officials say delay was ‘time well spent’”

June 2020

WLSSD Monthly Financial Review

Wastewater – June 2020

Wastewater Industrial Revenue Review 2020 results through June

85,728 90,118 95,928 67,880 58,408 75,385 78,863 49,278 51,784 53,804 48,371 39,309 43,442 47,634 20,000 40,000 60,000 80,000 100,000 120,000 JAN FEB MAR APR MAY JUNE JULY AUG SEPT OCT NOV DEC YTD LBS/DAY

BOD TSS

77,799 BOD ANNUAL BUDGET 38,201 TSS ANNUAL BUDGET

$457,006 over budget or 106%

Wastewater Operating Revenue Review 2020 results through June

• Operating Investment Earnings
• $7,884 over budget or 109%
• Miscellaneous Revenue - $159,145 over budget or 158%
• Hauled Waste
• $136,562 over budget or 218%
• Biosolids
• $11,542 under budget or 51%
• Capacity Availability Fee
• $33,374 over budget or 125%
• Other Miscellaneous
• $751 over budget
• Total Wastewater Operating Revenue
• $624,035 over budget or 104%

Wastewater O&M Expense Review 2020 Results through June

• Direct Department Expenses
• $167,525 under budget or 96%
• Key Areas to Highlight
• Payroll - $24,225 over budget or 101%
• Natural Gas - $6,328 under budget or 93%
• Electricity – $239,380 under budget or 83%
• Diesel - $11,016 under budget or 77%
• Water/Storm Water - $15,090 over budget or 120%
• Repairs/Cleaning Interceptors - $2,059 under budget or 97%
• Contract Services – $25,633 under budget or 50%
• Supplies - $6,469 under budget or 91%
• Grants to Governmental Units - $8,250 under budget
• Program Development - $10,027 under budget or 4%
• Chemicals - $116,537 over budget or 117%
• Sodium Hypochlorite/Bisulfite - $18,795 over (111%)
• Polymers - $70,790 over (118%)
• Ferric - $43,484 over (169%)
• Defoamant - $1,741 over (89%)
• Liquid Oxygen - $11,365 under (33%)
• Other Chemicals - $3,426 under (82%)
• Allocated Department Expenses
• $113,658 under budget or 97%
• Total O&M Expenses
• $281,183 under budget or 97%

Wastewater Capital / Debt Service Review 2020 Results through June

• Capital Investment Earnings
• $13,744 under budget or 86%
• Capital Transfers
• YTD – 100%
• Debt Service Investment Earnings
• $36,226 under budget or 80%
• Debt Service Transfer
• YTD – 100%

Wastewater Revenue, Expense and Surplus Summary 2020 Results through June

Budget Actual Variance Revenues $14,115,623 $14,739,658 $624,035 Over Expenses $8,358,245 $8,077,062 $281,183 Under Capital / Debt Service Earnings $274,964 $224,994 <$49,970> Under Transfers for Capital / Debt Service $6,072,186 $6,072,186 $0 At Surplus <Deficit> <$39,844> $815,404 $855,248 Over

Wastewater Fund Balances 2020 Results through June

• The Wastewater Operations Fund Balance was at

$14,199,154 or 3 ¼ times the minimum targeted goal as of June 30, 2020. (Goal 25% or better of 2020 budgeted O&M expenses - $4,171,565)

• The Wastewater Capital Fund Reserve was $9,094,227
• r $6.67 million in excess of the minimum targeted goal

as of June 30, 2020. (Goal $1,000,000 plus highest annual WIF annual set aside of $1,420,827)

• The Wastewater Debt Service Adjusted Fund Balance

(including Georgia Pacific prepaid 2020-2027) was at 228% as of June 30, 2020. (Goal 120% or better)

Solid Waste – June 2020

Solid Waste Revenue Review 2020 Results through June

Solid Waste Revenue

• Transfer Station
• $20,095 over budget or 101

%

• Hauler Collected Fees (SWMF)
• $36,625 under budget or 97%
• Material Recovery Center
• $85,347 under budget or 72%
• Yard Waste/Organics
• $18,698 over budget or 123%
• Household Hazardous Waste
• $9,889 over budget or 114%
• Operating Investment Earnings
• $3,727 over budget or 129%
• Miscellaneous
• $2,215 over budget or 100%

Total Solid Waste Operating Revenue

• $67,348 under budget or 99%

Solid Waste O&M Expense Review 2020 Results through June

• Direct Department Expenses
• $384,743 under budget or 90%
• Key Areas to Highlight
• Payroll - $75,397 under budget or 91%
• Electricity - $1,433 under budget or 88%
• Solid Waste Disposal - $69,205 under budget or 97%
• Contract Services- $111,784 under budget or 71%
• Supplies - $5,808 under budget or 79%
• Public Information - $16,650 under budget or 72%
• Rent-Equipment – $11,165 under budget or 43%
• Copying and Printing - $7,092 under budget or 53%
• Grants to Governmental Units - $67,727 under budget or 53%
• Program Development - $8,796 under budget or 43%
• Allocated Department Expenses
• $68,008 under budget or 93%
• Total O&M Expenses
• $452,751 under budget or 91%

Solid Waste Capital Review

• Capital Investment Earnings
• $1,906 under budget or 85%
• Capital Transfers
• YTD – 100%

Total Solid Waste Summary 2020 Results through June

Budget Actual Variance YTD Revenues $4,946,266 $4,878,918 <$67,348> Under Expenses $5,037,867 $4,585,116 $452,751 Under Capital $145,154 $145,468 <$314> Under Capital Earnings $12,502 $10,596 <$1,906> Under Surplus <Deficit> <$224,253> $158,930 $383,183 Over

Solid Waste Fund Balances 2020 Results through June

• The Solid Waste Operations Fund Balance was

at $2,524,719 or 1 ¾ times the minimum targeted goal as of June 30, 2020. (Goal 25% or better of 2020 budgeted non-Transfer Station O&M expenses - $1,319,275)

• The Solid Waste Capital Fund Reserve was at

$592,445 or 1 times the minimum targeted goal as of June 30, 2020. (Goal $550,000 or better)

• There is no Solid Waste debt and thus there are

no Solid Waste Debt Service funds.

Transfer Station Capital Fund Balance 2020 Results through June

• The Transfer Station Reserve Fund balance

was at $398,715 or 2 ½ times the minimum targeted goal as of June 30, 2020. (Goal $150,000 or better)

SAFETY, HEALTH and WELLNESS

Safety Incentive – $10/month for each 100% compliant audit June Compliance Results

• 1. Personal Protective Equipment = 2 completed,

100% compliance (including wearing face masks).

• 2. Lockout/Tagout compliance = 1 completed for

the thickener recirculation tank, 100% compliance.

• 3. Confined Space compliance = 1 completed for

clarifier #3, 100% compliance.

Safety Incentive – Achieve 100% attendance at monthly safety meetings Attendance at General Safety Meeting 100% attendance = $10/month Less than 100% attendance = $0/month June General Safety Meeting = 100% attendance June on-line Safety Meeting Topic – Confined Space

Safety Incentive – Job Hazard Analysis Job Hazard Analysis (JHA’s) Development

• 30 or more JHA’s - $30
• 24 – 29 JHA’s - $15
• Less than 24 JHA’s - $0

Total JHA’s for 2020 YTD = 3

Safety Incentive – MNSHARP Recognition

Incentive Payment* – Scanlon Pump Station - $45 Materials Recovery Center - $45 Both Scanlon and the MRC qualify for the MNSHARP program once again. Both were also OSHA inspected during 4th quarter 2019 in preparation for the 2020 MNSHARP inspections. Both of these inspections are scheduled for October 2020. *This is an annual measure

Safety Incentive Earned

Previous Months June Year-to- Date Annual Potential PPE Audit (none conducted March and April due to

COVID 19)

$30 $10 $40 $100 Lockout/Tagout Audit (none conducted March

and April due to COVID 19)

$30 $10 $40 $100 Confined Space Audit (none conducted March

and April due to COVID 19)

$30 $10 $40 $100 GSM Attendance $50* $10* $60* $120 Job Hazard Analysis (JHA’s) $0 $0 $0 $ 30 MNSHARP $ 90 TOTAL $140 $40 $180 $540 * Assumes employees on extended leave will make up training within 30 days of return

Injury Rates

May - Courtland St. Yard Waste Days Away Case – Same level trip/fall, injured wrists, body, head. June - No new recordable injuries. TRC DART Courtland St 1 Biosolids Storage MRC Scanlon

ENVIRONMENTAL AND COMMUNITY STEWARDSHIP

Regulatory Compliance and Hg Goals for 2020

Category Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec Wastewater

C C C C C C

Biosolids Land App.

C C C C C C

Air Quality

C NC NC NC NC NC

Effluent Mercury Internal-Goal Daily Maximum

• ◊

◊

• ◊

Effluent Mercury Internal-Goal Monthly Average

• HHW

C C C C C C

Organics

C C C C C C

Transfer Station

C C C C C C

MRC

C C C C C C

Entries: C = Compliance, NC = Non Compliance

◊ Hg Internal Goal Made

• - Hg Internal Goal Not Made

Permit/Internal Goal Incentive Air Permit $75.00 potential $0 for the year NPDES Permit $200 potential for end of the year  Meet Monthly Hg Internal Goals

• Avg. ≤ 1.8 ppt & Daily Max. ≤ 3.2 ppt
• Avg. $10 x 0 month(s) = $0 EARNED

Daily Max. $5 x 3 month(s) = $15 EARNED

Land Application (MN and WI) $45 potential for end of the year Solid Waste Permits $100 potential for end of the year Total Regulatory Compliance Payout for 2020 if it ended in June

$360

OPERATIONAL EXCELLENCE

Operational Excellence – Achieve a Reduction in budgeted energy consumption for electricity and natural gas and maximize biogas use in the new heating system

Incentive Payment ($250 Max) –

Target

Electricity Usage Natural Gas Usage

<= 96% $150 $50 96.1- 97.9% $100 $35 98.0- 99.0% $50 $15 >= 99.1% $0 $0 Target

Biogas Utilization*

>= 90% $50 80.0-89.9% $35 70.1-79.9% $15 <= 70% $0

*Biogas utilization does not include months June-September

Operational Excellence Incentive – Achieve reduction in energy consumption and maximize biogas utilization 2020 Results

Jan Feb Ma r Apr May Jun Jul Aug Sep Oct Nov Dec Yr $ Electricity (%) 102 99 105 98 84 90 94. 6 $100 Natural Gas (%) 89 105 90 159 454 5 93 $50 Biogas Use (%) 97 92 96 94

X X

35

X X X

95 $50

Biogas production (CFM)/$ per

day

406

1203

420

1390

410

1388

308

1089

320

691

366

% of heat supplied

63 61 74 66 62 100 Total $200

Operational Excellence – Achieve a Reduction in budgeted chemical costs for clean water production

Annual Budgeted Cost = $1,499,080

• Ferric and polymer budget will be adjusted by this ratio:

actual TSS (lbs) + (actual BOD (lbs) * 0.5) budgeted TSS (lbs) + (budgeted BOD (lbs) * 0.5)

• Bleach budget will be adjusted by this ratio:

Actual flow (MGD) Budgeted flow (MGD

• Sodium bi-sulfite, boiler chemicals, defoamant, general chemicals,

and liquid oxygen will not be adjusted. Incentive Payment –

Target TOTAL <96% $200 96.1-98.9% $125 99-99.5% $75 >99.5%

*

Detail YTD Budget Adjusted Actual Actual/ Budget Dewatering Polymer $ 323,124 $ 365,887 $ 390,713 1.07 Thickening Polymer $ 67,824 $ 76,590 $ 71,282 0.93 Ferric Chloride $ 63,471 $ 71,675 $ 106,948 1.49 Sodium Hypochlorite $ 166,747 $ 165,974 $ 187,172 1.13 Defoamant $ 15,813 $ 15,813 $ 13,901 0.88 Liquid Oxygen $ 17,903 $ 17,903 $ 5,613 0.31 Chemical General $ 17,420 $ 17,420 $ 14,780 0.85 Dechlorination chemical $ 2,221 $ 2,221 $ 591 0.27 Boiler room $ 1,000 $ 1,000 $ 1,114 1.11 Totals: $ 675,523 $ 733,482 $ 792,114 108.0 Potential Incentive: $ 0

Total Expenses Wastewater Direct Departments (4000, 4200, 4300, 4700)

Manage total expenses for the direct wastewater departments to less than the 2020 budget Less than 92% = $75 92% - 95.9% = $50 96% - 98.9% = $35 More than 99% = $0

Total Expenses Wastewater Direct Departments (4000, 4200, 4300, 4700)

Department Budget Actual Percent of Budget Clean Water (4000) $2,922,315 $2,904,210 99.38% Conveyance (4200) $ 994,226 $ 891,156 89.63% Biosolids (4300) $ 473,195 $ 452,761 95.68% Env Prog WW (4700) $ 144,447 $ 118,531 82.06% Total Direct WW $4,534,183 $4,366,658 96.31% Incentive - $35

Total Expenses Solid Waste Direct Departments (5000, 5100, 5500, 5600, 5700)

Manage total expenses for the direct solid waste departments to less than the 2020 budget Less than 92% = $50 92% - 95.9% = $25 96% - 98.9% = $10 More than 99% = $0

Total Expenses Solid Waste Direct Departments (5000, 5100, 5500, 5600, 5700)

Department Budget Actual Percent of Budget Transfer Station (5000) $2,333,034 $2,285,411 97.96% MRC (5100) $ 567,195 $ 457,824 80.72% YW (5500) $ 182,714 $ 162,276 88.81% HHW (5600) $ 436,428 $ 365,234 83.69% Env Prog SW (5700) $ 501,032 $ 364,915 72.83% Total $4,020,403 $3,635,660 90.43% Incentive - $50

Total Expenses Allocated Departments (6000, 6600, 6800, 7000, 7400, 7700)

Manage total expenses for the allocated departments to less than the 2020 budget Less than 92% = $25 92% - 95.9% = $15 96% - 98.9% = $10 More than 99% = $0

Total Expenses Allocated Departments (6000, 6600, 6800, 7000, 7400, 7700)

Incentive - $10 Department Budget Actual Percent of Budget Business Services (6000) $1,321,124 $1,255,467 95.03% Mech Maint (6600) $1,166,784 $1,148,175 98.41% Elect Maint (6800) $ 744,549 $ 773,996 103.96% Planning & Eng (7000) $ 623,333 $ 511,595 82.07% MIS (7400) $ 498,161 $ 481,695 96.69% Lab (7700) $ 487,549 $ 488,926 100.28% Total $4,841,500 $4,659,854 96.25%

Operational Excellence Incentive Summary

June

• Energy Consumption =

$200

• Chemical Use = $0
• Total Expenses = $95
• TOTAL = $295

2020 Potential

• Energy Consumption =

$250

• Chemical Use = $200
• Total Expenses = $150
• TOTAL = $600

FISCAL RESPONSIBILITY

Fiscal Responsibility Incentive Wastewater

Achieve a ratio of wastewater expenses to wastewater revenues of 1.0 or less for the year. Ratio of .92 or less = $400 Ratio of .921 to .959 = $200 Ratio of .96 to .98 = $100 More than .98 = $0

Fiscal Responsibility Incentive Wastewater

% O&M expenses as compared to revenues = 92.54% Payout - $200

0.00% 20.00% 40.00% 60.00% 80.00% 100.00% 120.00% Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec YTD

Ratio

Ratio

Fiscal Responsibility Incentive Solid Waste

Achieve a ratio of solid waste expenses to solid waste revenues of 1.0 or less for the year. Ratio of .92 or less = $200 Ratio of .921 to .959 = $100 Ratio of .96 to .98 = $50 More than .98 = $0

Fiscal Responsibility Incentive Solid Waste

% O&M expenses as compared to revenues = 92.27% Payout - $100

0.00% 20.00% 40.00% 60.00% 80.00% 100.00% 120.00% Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec YTD

Ratio

Ratio

Fiscal Responsibility Incentive Summary

June

• Wastewater = $200
• Solid Waste = $100
• TOTAL = $300

2020 Potential

• Wastewater = $400
• Solid Waste = $200
• TOTAL = $600

2020 INCENTIVE SUMMARY

2020 Incentive Plan Scorecard

Measure

Earned if Year Ended Earned YTD Potential

Safety $ 180 $180 $ 540 Environmental/ Community Stewardship $ 360 $15 $ 450 Operational Excellence $ 295 $0 $ 600 Fiscal Responsibility $ 300 $0 $ 600 TOTAL $1,135 $195 $2,190

2020 Capital Budget Amount Proceeding Amount on Hold/Cancelled

Safety Essential Projects

Building 11 Truck Drive through $503,000 $621,465

• $118,465

Subtotal $503,000 $621,465

• $118,465

Required General Replacement

General, Compliance Comprehensive Plan Update (EMP, Asset Management, Hydraulic Model) $100,000 $100,000 Subtotal $100,000 $0 $100,000 Interceptor Replacement / Rehabilitation Hermantown Replacement (Ph 1 - 4) $3,500,000 $200,000 $3,300,000 West $800,000 $70,000 $730,000 Miscellaneous Forcemain Improvements- $2,000,000 $300,000 $1,700,000 Subtotal $6,300,000 $570,000 $5,730,000 Pump Station Replacement / Rehabilitation Pump Station Evaluation - Major Pump Stations and Carlton $250,000 $0 $250,000 Cloquet Pump Station - Sample Station $150,000 $0 $150,000 Pump Station Generator Improvements (Ridgeview, Pike Lake, Portable) $150,000 $170,000

• $20,000

Subtotal $550,000 $170,000 $380,000 General Replacement-Wastewater Treatment Plant Headworks - Screw Pump Improvements Phase 4 $600,000 $470,000 $130,000 O2 Reactor Deck Slab Improvements $150,000 $150,000 $0 Thickener and Odorous Air System Improvements $500,000 $70,000 $430,000 Plant Process Piping and Isolation Valve Improvements $100,000 $100,000 $0 Sulfur Removal Improvements $200,000 $100,000 $100,000 IT Improvements - WiFi Implementation (Plant/Conveyance) $35,000 $0 $35,000 IT Improvements - eOPs upgrade $100,000 $108,000

• $8,000

IT Improvements - Virtual Server Upgrade (Simplivity) $225,000 $225,000 $0 IT Improvements - EAM/ION upgrade (On-Premise) $140,000 $30,000 $110,000 Equipment Replacement $300,000 $165,000 $135,000 Fleet Vehicle Replacement (Land App Truck, Conveyance Truck) $100,000 $0 $100,000 Facility and Site Improvements - Perimeter Security (B9 Lower Physical/Access Control) $100,000 $0 $100,000 Facility and Site Improvements - Roof/Precast Panel Improvements $100,000 $100,000 $0 Subtotal $2,650,000 $1,518,000 $1,132,000

Process / Energy Improvements

Building 9 Improvements (Energy Audit/Preliminary Design) $100,000 $0 $100,000 Lighting Control Energy Improvements $100,000 $100,000 $0 Subtotal $200,000 $100,000 $100,000 Total $10,303,000 $2,979,465 $7,323,535

Discretionary Projects

$750,000 $500,000 $250,000

Total Wastewater Capital Budget $11,053,000 $3,479,465 $7,573,535

2020 Capital Budget Amount Proceeding Amount on Hold/Cancelled

Safety Essential Projects

Subtotal $503,000 $621,465

• $118,465

Required General Replacement

General, Compliance Subtotal $100,000 $0 $100,000 Interceptor Replacement / Rehabilitation Subtotal $6,300,000 $570,000 $5,730,000 Pump Station Replacement / Rehabilitation Subtotal $550,000 $170,000 $380,000 General Replacement-Wastewater Treatment Plant Subtotal $2,650,000 $1,518,000 $1,132,000

Process / Energy Improvements

Subtotal $200,000 $100,000 $100,000 Total $10,303,000 $2,979,465 $7,323,535

Discretionary Projects

$750,000 $500,000 $250,000

Total Wastewater Capital Budget $11,053,000 $3,479,465 $7,573,535

• Questions?

NPDES Report

64

1 2 3 4 5 6 7 8 9 10

'20 Daily Max. '20 Monthly Avg. '19 Daily Max. '19 Monthly Avg.

2020 Biochemical Oxygen Demand (BOD) & Total Suspended Solids (TSS) Removals

• values are percentages-

2020 Daily Maximum & Monthly Average Effluent Concentrations of Total Mercury (in ppt)

Good

Good

Bad

2020 Monthly Goal is ≤ 1.8 for Monthly Avg. 2020 Monthly Goal is ≤ 3.2 for Daily Max.

Bad

= Both Goals Made Permit’s Monthly Avg. Limit = 5.8 Permit’s Daily Max. Limit = 7.4

Bad Good

10 100 1000 10000 100000

Jan Mar MAY JUL SEPT Nov

Monthly EC geo mean Monthly FC geo mean LIMIT = 200 FC geo mean LIMIT = 126 EC geo mean

10 100 1000 10000 100000 1000000

Jan APR JUL OCT

'19 Hypochlorite '20 Hypochlorite '19 Bisulfite '20 Bisulfite

2020 Effluent Disinfection and Chemical Use

• E. coli (EC) and Fecal Coliform (FC) Levels at “end of pipe” (data are in counts per 100 mL and a log scale is used)

Chemical Use Comparison 2020 vs. 2019 (data are in total pounds and a log scale is used)

Disinfection required and Limits effective Apr. through Oct.

Limits Made

2020 Effluent Phosphorus Previous Year in Grey

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1

Average Effluent P Concentration in mg/L Month

Monthly Average Concentration LIMIT is 1.0 mg/L (ppm)

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120

Average Effluent P Mass in kg/day Month

Monthly Average Mass LIMIT is 115 kg/day

Month Release(s) Location(s) Volume (gals.)

• if available-

January

• February
• March

1 Scanlon

+ of Bruce Circle & Old Hwy 61

2500 April

• May
• June
• July

August September October November December

2020 Sewage Releases Reported to MPCA by WLSSD

Total – _1_ reported by WLSSD

Legal Counsel

69

Executive Session

70

Adjourn

71