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Taos Ski Valley, Village of

Sewage treatment plant, major discharger, Taos Ski Valley, New Mexico. NPDES permit NM0022101, in force until Sep 30, 2028. Last 12 months: over a limit 10 times (last March 2026), 1 of 14 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (33 values), outfall 001 form Y yearly (1 value), outfall TX1 form Y yearly (12 values)
Renewal application due
Apr 3, 2028 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 4 of 14 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
February 2026Nitrogen, ammonia total [as N], 30-day average≤ 5.19 mg/L≤ 3.2 mg/L62%
February 2026Nitrogen, ammonia total [as N], 7-day average≤ 11.63 lb/d≤ 5.34 lb/d118%
February 2026Nitrogen, ammonia total [as N], 7-day average≤ 15 mg/L≤ 3.2 mg/L369%
February 2026Nitrogen, total [as N], 7-day average≤ 16.63 mg/L≤ 12.3 mg/L35%
February 2026Phosphorus, total [as P], 30-day average≤ .54 mg/L≤ .5 mg/L8%
February 2026Phosphorus, total [as P], 7-day average≤ 1.5 mg/L≤ .75 mg/L100%
March 2026Nitrogen, ammonia total [as N], 30-day average≤ 4.48 mg/L≤ 3.2 mg/L40%
March 2026Nitrogen, ammonia total [as N], 7-day average≤ 12 mg/L≤ 3.2 mg/L275%
March 2026Nitrogen, ammonia total [as N], 7-day average≤ 7.11 lb/d≤ 5.34 lb/d33%
March 2026Nitrogen, total [as N], 7-day average≤ 12.88 mg/L≤ 12.3 mg/L5%

Limits in force (84)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/LMay–Oct001
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/LMay–Oct001
BOD, 5-day, 20 deg. C30-day average≤ 23.8 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. C30-day average≤ 23.8 lb/dMay–Oct001
BOD, 5-day, 20 deg. C7-day average≤ 35.7 lb/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. C7-day average≤ 35.7 lb/dMay–Oct001
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec001
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)May–Oct001
pHminimum≥ 6.6 SUall year001
pHmaximum≤ 8.8 SUall year001
Solids, total suspended30-day average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspended30-day average≤ 30 mg/LMay–Oct001
Solids, total suspended7-day average≤ 45 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspended7-day average≤ 45 mg/LMay–Oct001
Solids, total suspended30-day average≤ 23.8 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspended30-day average≤ 23.8 lb/dMay–Oct001
Solids, total suspended7-day average≤ 35.7 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspended7-day average≤ 35.7 lb/dMay–Oct001
Solids, total suspended30-day averagereport only (mg/L)Jan, Feb, Mar, Apr, Nov001
Solids, total suspended30-day averagereport only (mg/L)May–Oct001
Nitrogen, total [as N]30-day average≤ 8.2 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, total [as N]30-day average≤ 12.7 mg/LSep, Oct001
Nitrogen, total [as N]30-day average≤ 16.6 mg/LJul, Aug001
Nitrogen, total [as N]30-day average≤ 27.9 mg/LMay, Jun001
Nitrogen, total [as N]7-day average≤ 12.3 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, total [as N]7-day average≤ 19 mg/LSep, Oct001
Nitrogen, total [as N]7-day average≤ 24.9 mg/LJul, Aug001
Nitrogen, total [as N]7-day average≤ 41.2 mg/LMay, Jun001
Nitrogen, total [as N]30-day average≤ 13.7 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, total [as N]30-day average≤ 21.1 lb/dSep, Oct001
Nitrogen, total [as N]30-day average≤ 27.7 lb/dJul, Aug001
Nitrogen, total [as N]30-day average≤ 46.6 lb/dMay, Jun001
Nitrogen, total [as N]annual average≤ 13.6 lb/dall year001
Nitrogen, total [as N]7-day average≤ 20.5 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, total [as N]7-day average≤ 31.7 lb/dSep, Oct001
Nitrogen, total [as N]7-day average≤ 41.6 lb/dJul, Aug001
Nitrogen, total [as N]7-day average≤ 68.8 lb/dMay, Jun001
Nitrogen, ammonia total [as N]30-day average≤ 3.2 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]30-day average≤ 3.2 mg/LMay–Oct001
Nitrogen, ammonia total [as N]7-day average≤ 3.2 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]7-day average≤ 3.2 mg/LMay–Oct001
Nitrogen, ammonia total [as N]30-day average≤ 5.34 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]30-day average≤ 5.34 lb/dMay–Oct001
Nitrogen, ammonia total [as N]7-day average≤ 5.34 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]7-day average≤ 5.34 lb/dMay–Oct001
Phosphorus, total [as P]30-day average≤ 1.5 mg/LJul, Aug001
Phosphorus, total [as P]30-day average≤ 2.5 mg/LSep, Oct001
Phosphorus, total [as P]30-day average≤ .5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Phosphorus, total [as P]30-day average≤ 1 mg/LMay, Jun001
Phosphorus, total [as P]7-day average≤ 2.25 mg/LJul, Aug001
Phosphorus, total [as P]7-day average≤ 3.75 mg/LSep, Oct001
Phosphorus, total [as P]7-day average≤ .75 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Phosphorus, total [as P]7-day average≤ 1.5 mg/LMay, Jun001
Phosphorus, total [as P]30-day average≤ 1.2 lb/dJul, Aug001
Phosphorus, total [as P]30-day average≤ .8 lb/dSep, Oct001
Phosphorus, total [as P]30-day average≤ .8 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Phosphorus, total [as P]30-day average≤ 1.6 lb/dMay, Jun001
Phosphorus, total [as P]7-day average≤ 1.8 lb/dJul, Aug001
Phosphorus, total [as P]7-day average≤ 1.2 lb/dSep, Oct001
Phosphorus, total [as P]7-day average≤ 1.2 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Phosphorus, total [as P]7-day average≤ 2.4 lb/dMay, Jun001
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
Chlorine, total residualinstantaneous maximum≤ 19 ug/Lall year001
E. coli30-day geometric mean≤ 126 CFU/100mLall year001
E. colidaily maximum≤ 235 CFU/100mLall year001
Coliform, fecal general30-day geometric mean≤ 200 CFU/100mLall year001
Coliform, fecal generaldaily maximum≤ 400 CFU/100mLall year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexmonthly average minimumreport only (pass=0;fail=1)all yearTX1
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all yearTX1
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasmonthly average minimumreport only (pass=0;fail=1)all yearTX1
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexmonthly average minimumreport only (%)all yearTX1
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasmonthly average minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute D. pulex48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute D. pulexmonthly average minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute Pimephales promelasmonthly average minimumreport only (%)all yearTX1

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

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