RIO PUERCO WWTP

NPDES permit NM0030686 · Minor NON-POTW · effective, expires 2026-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

8values over a limit
0required values missing, on 0 form(s)
7of 15 forms filed late

Last period with anything received: 2026-06-30. Most often over: Solids, total dissolved (5), Mercury, total [as Hg] (3).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (54)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MINIMUM >= 5 mg/L all year
001Oxygen, dissolved [DO]MINIMUM >= 5 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 95.13 lb/d all year
001BOD, 5-day, 20 deg. C30DA AVG <= 95.13 lb/d all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 142.7 lb/d all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 142.7 lb/d all year
001pHMINIMUM >= 6.6 SU all year
001pHMINIMUM >= 6.6 SU all year
001pHMAXIMUM <= 9 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended30DA AVG <= 95.13 lb/d all year
001Solids, total suspended30DA AVG <= 95.13 lb/d all year
001Solids, total suspended7 DA AVG <= 142.7 lb/d all year
001Solids, total suspended7 DA AVG <= 142.7 lb/d all year
001Flow, in conduit or thru treatment plant30DA AVG report only all year
001Flow, in conduit or thru treatment plant30DA AVG report only all year
001Flow, in conduit or thru treatment plant7 DA AVG report only all year
001Flow, in conduit or thru treatment plant7 DA AVG report only all year
001Chlorine, total residualINST MAX report only all year
001Chlorine, total residualINST MAX report only all year
001E. coli30DAVGEO <= 47 CFU/100mL all year
001E. coli30DAVGEO <= 47 CFU/100mL all year
001E. coliDAILY MX <= 88 CFU/100mL all year
001E. coliDAILY MX <= 88 CFU/100mL all year
001Enterococci30DAVGEO <= 30 CFU/100mL all year
001Enterococci30DAVGEO <= 30 CFU/100mL all year
001Solids, total dissolvedDAILY MX <= 250 mg/L all year
001Solids, total dissolvedDAILY MX <= 792.3 lb/d all year
001Mercury, total [as Hg]DAILY MX <= .0011 ug/L all year
001Mercury, total [as Hg]DAILY MX <= .0011 ug/L all year
001Mercury, total [as Hg]DAILY MX <= 1.58 mg/d all year
001Mercury, total [as Hg]DAILY MX <= 1.58 mg/d all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
TX1Whole effluent toxicity - retest #148HR MIN report only all year
TX1Whole effluent toxicity - retest #1MO AV MN report only all year
TX1Whole effluent toxicity - retest #248HR MIN report only all year
TX1Whole effluent toxicity - retest #2MO AV MN report only all year
TX1Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
TX1Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexMO AV MN report only all year
TX1NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48HR MIN report only all year
TX1NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexMO AV MN report only all year
TX1Coef Of Var Static Renewal 48Hr Acute D. pulex48HR MIN report only all year
TX1Coef Of Var Static Renewal 48Hr Acute D. pulexMO AV MN report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states