BTR HAMPSTEAD,LLC.

NPDES permit MD0001881 · Minor NON-POTW · effective, expires 2030-08-31 · 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

11values over a limit
17required values missing, on 1 form(s)
1of 55 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, ammonia total [as N] (10), E. coli (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 (164)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only May, Jun, Jul, Aug, Sep
001Temperature, water deg. fahrenheitDAILY MX report only May, Jun, Jul, Aug, Sep
001Temperature, water deg. fahrenheitWKLY AVG report only May, Jun, Jul, Aug, Sep
001Temperature, water deg. fahrenheitWKLY AVG report only May, Jun, Jul, Aug, Sep
001Temperature, water deg. fahrenheitDAILY AV report only May, Jun, Jul, Aug, Sep
001Temperature, water deg. fahrenheitDAILY AV report only May, Jun, Jul, Aug, Sep
001BOD, 5-day, 20 deg. CDAILY MX <= 15 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 15 mg/L all year
001pHMINIMUM >= 6.5 SU all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 8.5 SU all year
001pHMAXIMUM <= 8.5 SU all year
001Solids, total suspendedMX MO AV <= 20 mg/L all year
001Solids, total suspendedMX MO AV <= 20 mg/L all year
001Solids, total suspendedDAILY MX <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 30 mg/L all year
001Oil & GreaseMX MO AV <= 10 mg/L all year
001Oil & GreaseMX MO AV <= 10 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Phosphorus, total [as P]MX MO AV <= .3 mg/L all year
001Phosphorus, total [as P]MX MO AV <= .3 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMX MO AV <= 11 ug/L all year
001Chlorine, total residualMX MO AV <= 11 ug/L all year
001Chlorine, total residualDAILY MX <= 19 ug/L all year
001Chlorine, total residualDAILY MX <= 19 ug/L all year
001PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
001PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101E. coliMX WK AV <= 126 MPN/100mL all year
101E. coliMX WK AV <= 126 MPN/100mL all year
102Temperature, water deg. fahrenheitDAILY MX report only May, Jun, Jul, Aug, Sep
102Temperature, water deg. fahrenheitDAILY MX report only May, Jun, Jul, Aug, Sep
102Temperature, water deg. fahrenheitWKLY AVG report only May, Jun, Jul, Aug, Sep
102Temperature, water deg. fahrenheitWKLY AVG report only May, Jun, Jul, Aug, Sep
102Temperature, water deg. fahrenheitDAILY AV report only May, Jun, Jul, Aug, Sep
102Temperature, water deg. fahrenheitDAILY AV report only May, Jun, Jul, Aug, Sep
102Oxygen, dissolved [DO]MO AVG report only all year
102Oxygen, dissolved [DO]MO AVG report only all year
102BOD, 5-day, 20 deg. CMX WK AV <= 45 mg/L all year
102BOD, 5-day, 20 deg. CMX WK AV <= 45 mg/L all year
102BOD, 5-day, 20 deg. CMX WK AV <= 225 lb/d all year
102BOD, 5-day, 20 deg. CMX WK AV <= 225 lb/d all year
102BOD, 5-day, 20 deg. CMX MO AV <= 30 mg/L all year
102BOD, 5-day, 20 deg. CMX MO AV <= 30 mg/L all year
102BOD, 5-day, 20 deg. CMX MO AV <= 150 lb/d all year
102BOD, 5-day, 20 deg. CMX MO AV <= 150 lb/d all year
102pHMINIMUM >= 6.5 SU all year
102pHMINIMUM >= 6.5 SU all year
102pHMAXIMUM <= 8.5 SU all year
102pHMAXIMUM <= 8.5 SU all year
102Solids, total suspendedMX WK AV <= 23 mg/L all year
102Solids, total suspendedMX WK AV <= 23 mg/L all year
102Solids, total suspendedMX WK AV <= 113 lb/d all year
102Solids, total suspendedMX WK AV <= 113 lb/d all year
102Solids, total suspendedCUM TOTL <= 27397 lb/yr all year
102Solids, total suspendedCUM TOTL <= 27397 lb/yr all year
102Solids, total suspendedMO TOTAL report only all year
102Solids, total suspendedMO TOTAL report only all year
102Solids, total suspendedMX MO AV <= 15 mg/L all year
102Solids, total suspendedMX MO AV <= 15 mg/L all year
102Solids, total suspendedMX MO AV <= 75 lb/d all year
102Solids, total suspendedMX MO AV <= 75 lb/d all year
102Nitrogen, total [as N]MO AVG report only all year
102Nitrogen, total [as N]MO AVG report only all year
102Nitrogen, total [as N]MO TOTAL report only all year
102Nitrogen, total [as N]MO TOTAL report only all year
102Nitrogen, total [as N]CUM TOTL report only all year
102Nitrogen, total [as N]CUM TOTL report only all year
102Nitrogen, organic total [as N]MO AVG report only all year
102Nitrogen, organic total [as N]MO AVG report only all year
102Nitrogen, ammonia total [as N]MX DA AV <= 3.56 mg/L May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX DA AV <= 3.56 mg/L May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX DA AV <= 4.1 mg/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrogen, ammonia total [as N]MX DA AV <= 4.1 mg/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrogen, ammonia total [as N]MX DA AV <= 17.8 lb/d May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX DA AV <= 17.8 lb/d May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX DA AV <= 21 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrogen, ammonia total [as N]MX DA AV <= 21 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrogen, ammonia total [as N]MX MO AV <= .77 mg/L May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX MO AV <= .77 mg/L May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX MO AV <= 3.8 lb/d May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX MO AV <= 3.8 lb/d May, Jun, Jul, Aug, Sep
102Nitrogen, ammonia total [as N]MX MO AV <= 1.1 mg/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrogen, ammonia total [as N]MX MO AV <= 1.1 mg/L Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrogen, ammonia total [as N]MX MO AV <= 5.5 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrogen, ammonia total [as N]MX MO AV <= 5.5 lb/d Jan, Feb, Mar, Apr, Oct, Nov, Dec
102Nitrite + Nitrate total [as N]MO AVG report only all year
102Nitrite + Nitrate total [as N]MO AVG report only all year
102Phosphorus, total [as P]MX WK AV <= .45 mg/L all year
102Phosphorus, total [as P]MX WK AV <= .45 mg/L all year
102Phosphorus, total [as P]MX WK AV <= 2.3 lb/d all year
102Phosphorus, total [as P]MX WK AV <= 2.3 lb/d all year
102Phosphorus, total [as P]CUM TOTL <= 548 lb/yr all year
102Phosphorus, total [as P]CUM TOTL <= 548 lb/yr all year
102Phosphorus, total [as P]MO TOTAL report only all year
102Phosphorus, total [as P]MO TOTAL report only all year
102Phosphorus, total [as P]MX MO AV <= .3 mg/L all year
102Phosphorus, total [as P]MX MO AV <= .3 mg/L all year
102Phosphorus, total [as P]MX MO AV <= 1.5 lb/d all year
102Phosphorus, total [as P]MX MO AV <= 1.5 lb/d all year
102Phosphate, ortho [as P]MO AVG report only all year
102Phosphate, ortho [as P]MO AVG report only all year
102Flow, in conduit or thru treatment plantMO AVG report only all year
102Flow, in conduit or thru treatment plantMO AVG report only all year
102Flow, in conduit or thru treatment plantDAILY MX report only all year
102Flow, in conduit or thru treatment plantDAILY MX report only all year
102E. coliGX <= 60 MPN/100mL all year
102E. coliGX <= 60 MPN/100mL all year
102E. coliMO MAX report only all year
102E. coliMO MAX report only all year
102PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
102PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
102Flow, totalMO AVG report only all year
102Flow, totalMO AVG report only all year
102Flow, totalMO TOTAL report only all year
102Flow, totalMO TOTAL report only all year
102Flow, totalDAILY MX report only all year
102Flow, totalDAILY MX report only all year
201Temperature, water deg. fahrenheitDAILY MX report only May, Jun, Jul, Aug, Sep
201Temperature, water deg. fahrenheitDAILY MX report only May, Jun, Jul, Aug, Sep
201Temperature, water deg. fahrenheitWKLY AVG report only May, Jun, Jul, Aug, Sep
201Temperature, water deg. fahrenheitWKLY AVG report only May, Jun, Jul, Aug, Sep
201Temperature, water deg. fahrenheitDAILY AV report only May, Jun, Jul, Aug, Sep
201Temperature, water deg. fahrenheitDAILY AV report only May, Jun, Jul, Aug, Sep
2011,1,1-TrichloroethaneMO AVG report only all year
2011,1,1-TrichloroethaneMO AVG report only all year
2011,1,1-TrichloroethaneDAILY MX <= 5 ug/L all year
2011,1,1-TrichloroethaneDAILY MX <= 5 ug/L all year
201PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
201PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
201PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
201PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
201FlowMO AVG report only all year
201FlowMO AVG report only all year
201FlowMO AVG report only all year
201FlowMO AVG report only all year
201FlowDAILY MX report only all year
201FlowDAILY MX report only all year
201FlowDAILY MX report only all year
201FlowDAILY MX report only all year
201Organics, tot purgeables [Method 624]MO AVG report only all year
201Organics, tot purgeables [Method 624]MO AVG report only all year
201Organics, tot purgeables [Method 624]DAILY MX <= 100 ug/L all year
201Organics, tot purgeables [Method 624]DAILY MX <= 100 ug/L all year
201TetrachloroetheneMO AVG report only all year
201TetrachloroetheneMO AVG report only all year
201TetrachloroetheneDAILY MX <= 5 ug/L all year
201TetrachloroetheneDAILY MX <= 5 ug/L all year
201TrichloroetheneMO AVG report only all year
201TrichloroetheneMO AVG report only all year
201TrichloroetheneDAILY MX <= 5 ug/L all year
201TrichloroetheneDAILY MX <= 5 ug/L 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