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Sierra County Regional WWTP

Sewage treatment plant, Truth Or Consequences, New Mexico. NPDES permit NM0030864, in force until Jul 31, 2029. 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 A quarterly (38 values), outfall 001 form T every 60 months, outfall TXA form Y yearly
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 13 reports late

Limits in force (45)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. C30-day average≤ 150.2 lb/dall year001
BOD, 5-day, 20 deg. C30-day average≤ 150.2 lb/dall year001
BOD, 5-day, 20 deg. C7-day average≤ 225.3 lb/dall year001
BOD, 5-day, 20 deg. C7-day average≤ 225.3 lb/dall year001
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all year001
pHminimum≥ 6.6 SUall year001
pHminimum≥ 6.6 SUall year001
pHmaximum≤ 9 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspended30-day average≤ 30 mg/Lall year001
Solids, total suspended30-day average≤ 30 mg/Lall year001
Solids, total suspended7-day average≤ 45 mg/Lall year001
Solids, total suspended7-day average≤ 45 mg/Lall year001
Solids, total suspended30-day average≤ 150.2 lb/dall year001
Solids, total suspended30-day average≤ 150.2 lb/dall year001
Solids, total suspended7-day average≤ 225.3 lb/dall year001
Solids, total suspended7-day average≤ 225.3 lb/dall year001
Solids, total suspended30-day averagereport only (mg/L)all year001
Solids, total suspended30-day averagereport only (mg/L)all year001
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year001
Flow, in conduit or thru treatment plant30-day averagereport only (MGD)all year001
Flow, in conduit or thru treatment plant7-day averagereport only (MGD)all year001
Flow, in conduit or thru treatment plant7-day averagereport only (MGD)all year001
Chlorine, total residualinstantaneous maximum≤ 11 ug/Lall year001
Chlorine, total residualinstantaneous maximum≤ 11 ug/Lall year001
E. coli30-day geometric mean≤ 206 CFU/100mLall year001
E. coli30-day geometric mean≤ 206 CFU/100mLall year001
E. colidaily maximum≤ 940 CFU/100mLall year001
E. colidaily maximum≤ 940 CFU/100mLall year001
PER-AND POLYFLUOROALKYL SUBSTANCESdaily maximumreport only (ng/L)all year001
PER-AND POLYFLUOROALKYL SUBSTANCESdaily maximumreport only (ng/L)all year001
PER-AND POLYFLUOROALKYL SUBSTANCESdaily maximumreport only (ng/g)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
PFAS Sumdaily maximumreport only (ng/L)all year001
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexvaluereport only (pass=0;fail=1)all yearTXA
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexvaluereport only (%)all yearTXA
Coef Of Var Static Renewal 48Hr Acute D. pulexvaluereport only (%)all yearTXA

Cited limits by parameter: New Mexico'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/NM0030864 · MCP: https://passage-data.com/mcp