RAVEN POWER HOLDINGS LLC

NPDES permit MD0001503 · Major NON-POTW · administratively continued, expires 2025-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2025-07-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

3values over a limit
0required values missing, on 0 form(s)
0of 121 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, total [as N] (3).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among MD permits in EPA's filings — check your permit).

Limits in force (96)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Thermal DischargeMO AVG report only all year
001Thermal DischargeDAILY MX <= 94400 MBTU/d all year
001Oxygen demand, dissolvedMO AVG report only all year
001Oxidants, total residualMX MO AV <= .0075 mg/L all year
001Oxidants, total residualDAILY MX <= .013 mg/L 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
002Temperature, water deg. fahrenheitDAILY MX report only all year
002Temperature, water deg. fahrenheitDAILY MX report only all year
002Thermal DischargeMO AVG report only all year
002Thermal DischargeDAILY MX report only all year
002Oxygen demand, dissolvedMO AVG report only all year
002Oxidants, total residualMX MO AV <= .0075 mg/L all year
002Oxidants, total residualDAILY MX <= .013 mg/L 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
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
005Oil & GreaseDAILY MX <= 15 mg/L all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
401pHMINIMUM >= 6 SU all year
401pHMAXIMUM <= 9 SU all year
401Solids, total suspendedMO AVG <= 30 mg/L all year
401Solids, total suspendedDAILY MX <= 50 mg/L all year
401Oil & GreaseMO AVG <= 15 mg/L all year
401Oil & GreaseDAILY MX <= 20 mg/L all year
401Copper, total [as Cu]DAILY MX <= 1 mg/L all year
401Iron, total [as Fe]DAILY MX <= 1 mg/L all year
401Flow, in conduit or thru treatment plantMO AVG report only all year
401Flow, in conduit or thru treatment plantDAILY MX report only all year
601pHMINIMUM >= 6 SU all year
601pHMAXIMUM <= 9 SU all year
601Solids, total suspendedMO AVG <= 30 mg/L all year
601Solids, total suspendedDAILY MX <= 50 mg/L all year
601Oil & GreaseMO AVG <= 15 mg/L all year
601Oil & GreaseDAILY MX <= 20 mg/L all year
601Copper, total [as Cu]MO AVG <= 1 mg/L all year
601Copper, total [as Cu]DAILY MX <= 1 mg/L all year
601Iron, total [as Fe]MO AVG <= 1 mg/L all year
601Iron, total [as Fe]DAILY MX <= 1 mg/L all year
601Flow, in conduit or thru treatment plantMO AVG report only all year
601Flow, in conduit or thru treatment plantDAILY MX report only all year
801pHMINIMUM >= 6 SU all year
801pHDAILY MX <= 9 SU all year
801Solids, total suspendedMO AVG <= 30 mg/L all year
801Solids, total suspendedDAILY MX <= 100 mg/L all year
801Oil & GreaseMX MO AV <= 15 mg/L Mar, Jun, Sep, Dec
801Oil & GreaseDAILY MX <= 20 mg/L Mar, Jun, Sep, Dec
801Nitrogen, total [as N]MO AVG report only all year
801Nitrogen, total [as N]MO AVG report only all year
801Nitrogen, total [as N]DAILY MX report only all year
801Nitrogen, total [as N]DAILY MX report only all year
801Nitrogen, total [as N]ANNL MAX <= 0 lb/yr all year
801Nitrogen, total [as N]MY report only all year
801Nitrogen, total [as N]MY report only all year
801Nitrogen, total [as N]MY report only all year
801Nitrogen, organic total [as N]MO AVG report only all year
801Nitrogen, organic total [as N]MO AVG report only all year
801Nitrogen, organic total [as N]DAILY MX report only all year
801Nitrogen, organic total [as N]DAILY MX report only all year
801Nitrogen, ammonia total [as N]MO AVG report only all year
801Nitrogen, ammonia total [as N]MO AVG report only all year
801Nitrogen, ammonia total [as N]DAILY MX report only all year
801Nitrogen, ammonia total [as N]DAILY MX report only all year
801Nitrite + Nitrate total [as N]MO AV MN report only all year
801Nitrite + Nitrate total [as N]MO AVG report only all year
801Nitrite + Nitrate total [as N]DAILY MX report only all year
801Nitrite + Nitrate total [as N]DAILY MX report only all year
801Phosphorus, total [as P]MO AVG report only all year
801Phosphorus, total [as P]DAILY MX report only all year
801Phosphorus, total [as P]ANNL MAX <= 0 lb/yr all year
801Phosphorus, total [as P]MY report only all year
801Phosphorus, total [as P]MY report only all year
801Phosphorus, total [as P]MO AVG report only all year
801Phosphorus, total [as P]DAILY MX report only all year
801Phosphorus, total [as P]MY report only all year
801Arsenic, total [as As]MO AVG report only all year
801Arsenic, total [as As]DAILY MX report only all year
801Selenium, total [as Se]MO AVG report only all year
801Selenium, total [as Se]DAILY MX report only all year
801Flow, in conduit or thru treatment plantMO AVG report only all year
801Flow, in conduit or thru treatment plantDAILY MX report only all year
801Flow, in conduit or thru treatment plantDAILY MX report only all year
801Flow, in conduit or thru treatment plantMO AVG report only all year
801Mercury, total [as Hg]MO AVG report only all year
801Mercury, total [as Hg]DAILY MX 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