Lake Catherine WW & Sewer Facilities Board of Garland Co. Riviera Utilities WWTF

NPDES permit AR0048615 · Minor POTW · effective, expires 2027-01-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
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

7values over a limit
0required values missing, on 0 form(s)
0of 12 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, ammonia total [as N] (7).

Reporting

Reports are due about 25 days after each monitoring period ends (the most common figure among AR permits in EPA's filings — check your permit).

Limits in force (34)

OutfallParameterStatisticLimitMonths
002Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedMO AVG <= 15 mg/L all year
002Solids, total suspended7 DA AVG <= 22.5 mg/L all year
002Solids, total suspendedMO AVG <= 6.3 lb/d all year
002Nitrogen, ammonia total [as N]MO AVG <= 5.2 mg/L Apr
002Nitrogen, ammonia total [as N]MO AVG <= 5 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 10 mg/L Jan, Feb, Mar, Nov, Dec
002Nitrogen, ammonia total [as N]7 DA AVG <= 5.2 mg/L Apr
002Nitrogen, ammonia total [as N]7 DA AVG <= 5.2 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]7 DA AVG <= 14.7 mg/L Jan, Feb, Mar, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 2.2 lb/d Apr
002Nitrogen, ammonia total [as N]MO AVG <= 4.2 lb/d Jan, Feb, Mar, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 2.1 lb/d May, Jun, Jul, Aug, Sep, Oct
002Nitrite + Nitrate total [as N]MO AVG report only all year
002Nitrite + Nitrate total [as N]7 DA AVG report only all year
002Nitrite + Nitrate total [as N]MO AVG report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]7 DA AVG report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorine, total residualINST MAX <= .011 mg/L all year
002Peracetic AcidINST MAX <= 1 mg/L all year
002Coliform, fecal general30DA GEO <= 200 #/100mL Apr, May, Jun, Jul, Aug, Sep
002Coliform, fecal general30DA GEO <= 1000 #/100mL Jan, Feb, Mar, Oct, Nov, Dec
002Coliform, fecal general7 DA GEO <= 400 #/100mL Apr, May, Jun, Jul, Aug, Sep
002Coliform, fecal general7 DA GEO <= 2000 #/100mL Jan, Feb, Mar, Oct, Nov, Dec
002OverflowsMO TOTAL report only all year
002Overflow volume [SS0 volume, CSO volume]MO TOTAL report only all year
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
002BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 15 mg/L all year
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 4.2 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