CRYSTAL CLEAR SPECIAL UTILITY DISTRICT

NPDES permit TX0135488 · Minor NON-POTW · effective, expires 2030-08-28 · 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

21values over a limit
9required values missing, on 1 form(s)
3of 14 forms filed late

Last period with anything received: 2026-07-31. Most often over: Phosphorus, total [as P] (18), Oxygen, dissolved [DO] (2), Chlorine, total residual (1).

Reporting

Reports are due about 20 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (21)

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 <= 15 mg/L all year
001Solids, total suspendedSINGGRAB <= 60 mg/L all year
001Solids, total suspendedDAILY AV <= 8.8 lb/d all year
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 <= 1.8 lb/d all year
001Phosphorus, total [as P]DAILY AV <= 1 mg/L all year
001Phosphorus, total [as P]SINGGRAB <= 6 mg/L all year
001Phosphorus, total [as P]DAILY AV <= .58 lb/d all year
001Flow, in conduit or thru treatment plantDAILY AV <= .07 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 <= 10 mg/L all year
001BOD, carbonaceous [5 day, 20 C]SINGGRAB <= 35 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY AV <= 5.8 lb/d 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