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Town of Clearmont

Sewage treatment plant, Clearmont, Wyoming. NPDES permit WY0022063, in force until Sep 30, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form AA yearly, outfall 001 form MS twice a year, outfall 001 form QQ twice a year, outfall DMP1 form SS twice a year
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 19 reports late

Limits in force (67)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year001
pHinstantaneous minimum≥ 6.5 SUall year001
pHinstantaneous minimum≥ 6.5 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
pHinstantaneous maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedweekly averagereport only (mg/L)all year001
Solids, total suspendedweekly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 24.7 mg/LMay–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 24.7 mg/LMay–Sep001
Nitrogen, ammonia total [as N]monthly average≤ 4.4 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 4.4 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 61.2 mg/LMay–Sep001
Nitrogen, ammonia total [as N]daily maximum≤ 61.2 mg/LMay–Sep001
Nitrogen, ammonia total [as N]daily maximum≤ 9.63 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 9.63 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Durationmonthly totalreport only (d/mo)all year001
Durationmonthly totalreport only (d/mo)all year001
Chlorine, total residualmonthly average≤ .15 mg/LMay–Sep001
Chlorine, total residualmonthly average≤ .15 mg/LMay–Sep001
Chlorine, total residualmonthly average≤ .02 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
Chlorine, total residualmonthly average≤ .02 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
Chlorine, total residualdaily maximum≤ .25 mg/LMay–Sep001
Chlorine, total residualdaily maximum≤ .25 mg/LMay–Sep001
Chlorine, total residualdaily maximum≤ .04 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
Chlorine, total residualdaily maximum≤ .04 mg/LJan, Feb, Mar, Apr, Oct, Nov, Dec001
E. colimonthly average≤ 126 MPN/100mLMay–Sep001
E. colimonthly average≤ 126 MPN/100mLMay–Sep001
E. colidaily maximum≤ 1334 MPN/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
E. colidaily maximum≤ 1334 MPN/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
E. colidaily maximum≤ 668 MPN/100mLMay–Sep001
E. colidaily maximum≤ 668 MPN/100mLMay–Sep001
E. colimonthly average≤ 1334 MPN/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
E. colimonthly average≤ 1334 MPN/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
Flowmonthly average≤ .04 MGDall year001
Flowmonthly average≤ .04 MGDall year001
Flowdaily maximumreport only (MGD)all year001
Flowdaily maximumreport only (MGD)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Produced water, oil and greasedaily maximumreport only (mg/L)all year001
Temperature, water deg. centigradedaily averagereport only (deg C)all yearDMP1
pHinstantaneous minimumreport only (SU)all yearDMP1
pHinstantaneous maximumreport only (SU)all yearDMP1

How strict are these limits?

Cited limits by parameter: Wyoming's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WY0022063 · MCP: https://passage-data.com/mcp