Rawlings Improvement Association, Inc.

NPDES permit MD0023213 · 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

2values over a limit
1required values missing, on 1 form(s)
1of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: E. coli (1), Nitrogen, ammonia total [as N] (1).

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 (31)

OutfallParameterStatisticLimitMonths
002Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
002BOD, 5-day, 20 deg. CMX MO AV <= 30 mg/L all year
002BOD, 5-day, 20 deg. CMX WK AV <= 45 mg/L all year
002BOD, 5-day, 20 deg. CMX MO AV <= 36 lb/d all year
002BOD, 5-day, 20 deg. CMX WK AV <= 54 lb/d all year
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 8.5 SU all year
002Solids, total suspendedMX MO AV <= 30 mg/L all year
002Solids, total suspendedMX WK AV <= 45 mg/L all year
002Solids, total suspendedMX MO AV <= 36 lb/d all year
002Solids, total suspendedMX WK AV <= 54 lb/d all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, total [as N]CUM TOTL report only all year
002Nitrogen, total [as N]MO TOTAL report only all year
002Nitrogen, organic total [as N]MO AVG report only all year
002Nitrogen, ammonia total [as N]MX MO AV <= 6.3 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, ammonia total [as N]MX MO AV <= 7.5 lb/d May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
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]CUM TOTL report only all year
002Phosphorus, total [as P]MO TOTAL 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
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 residualMAXIMUM <= .018 mg/L all year
002E. coliGX <= 126 MPN/100mL all year
002Phosphorous, in total orthophosphateMO AVG report only all year
002Flow, totalTOTAL 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