WHITNEY, CITY OF

NPDES permit TX0106551 · Minor POTW · effective, expires 2030-09-15 · EPA's file as of 2026-09-19

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Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

24values over a limit
0required values missing, on 0 form(s)
0of 12 forms filed late

Last period with anything received: 2026-08-31. Most often over: Nitrogen, ammonia total [as N] (8), Oxygen, dissolved [DO] (6), Solids, total suspended (6).

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among TX permits in EPA's filings — check your permit).

Limits in force (24)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MO MIN >= 4 mg/L all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedDAILY AV <= 20 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY AV <= 30 mg/L Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedSINGGRAB <= 65 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedSINGGRAB <= 100 mg/L Jan, Feb, Mar, Nov, Dec
001Solids, total suspendedDAILY AV <= 67 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY AV <= 100 lb/d Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY AV <= 3 mg/L all year
001Nitrogen, ammonia total [as N]SINGGRAB <= 15 mg/L all year
001Nitrogen, ammonia total [as N]DAILY AV <= 10 lb/d all year
001Flow, in conduit or thru treatment plantDAILY AV <= .4 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO MIN >= 1 mg/L all year
001Chlorine, total residualMO MAX <= 4 mg/L all year
001E. coliDAILY AV <= 126 CFU/100mL all year
001E. coliSINGGRAB <= 399 CFU/100mL all year
001BOD, carbonaceous [5 day, 20 C]DAILY AV <= 30 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY AV <= 20 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]SINGGRAB <= 100 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]SINGGRAB <= 65 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY AV <= 100 lb/d Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY AV <= 67 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct

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