Virginia Electric and Power Company — NPDES permit VA0052451: limits, due date and EPA's record

Electric Services, major discharger, Mineral, Virginia. NPDES permit VA0052451, in force until Mar 31, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Limits in force (157)

Parameter	Statistic	Limit	Months	Outfall
Temperature, water deg. centigrade	monthly average	report only (deg C)	all year	001
Temperature, water deg. centigrade	daily maximum	report only (deg C)	all year	001
pH	minimum	≥ 6 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Chlorine, total residual	monthly average	≤ .011 mg/L	all year	001
Chlorine, total residual	daily maximum	≤ .011 mg/L	all year	001
pH	minimum	≥ 6 SU	all year	009
pH	maximum	≤ 9 SU	all year	009
Solids, total suspended	monthly average	≤ 30 mg/L	all year	009
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	009
Oil & Grease	monthly average	≤ 15 mg/L	all year	009
Oil & Grease	daily maximum	≤ 20 mg/L	all year	009
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	009
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	009
pH	minimum	≥ 6 SU	all year	013
pH	maximum	≤ 9 SU	all year	013
Solids, total suspended	monthly average	≤ 30 mg/L	all year	013
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	013
Oil & Grease	monthly average	≤ 15 mg/L	all year	013
Oil & Grease	daily maximum	≤ 20 mg/L	all year	013
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	013
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	013
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	016
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	016
pH	minimum	≥ 6 SU	all year	020
pH	maximum	≤ 9 SU	all year	020
Solids, total suspended	monthly average	≤ 30 mg/L	all year	020
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	020
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	020
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	020
Chlorine, total residual	monthly average	report only (mg/L)	all year	020
Chlorine, total residual	daily maximum	≤ 4 mg/L	all year	020
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	021
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	021
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	028
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	028
Temperature, water deg. fahrenheit	monthly average	report only (deg F)	all year	101
Temperature, water deg. fahrenheit	monthly average	report only (deg F)	all year	101
Temperature, water deg. fahrenheit	daily maximum	report only (deg F)	all year	101
Temperature, water deg. fahrenheit	daily maximum	report only (deg F)	all year	101
Thermal Discharge	maximum	≤ 13.54 BTU/hr	all year	101
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	101
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	101
pH	minimum	≥ 6 SU	all year	103
pH	maximum	≤ 9 SU	all year	103
Solids, total suspended	monthly average	≤ 30 mg/L	all year	103
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	103
Oil & Grease	monthly average	≤ 15 mg/L	all year	103
Oil & Grease	daily maximum	≤ 20 mg/L	all year	103
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	103
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	103
pH	minimum	≥ 6 SU	all year	104
pH	maximum	≤ 9 SU	all year	104
Solids, total suspended	monthly average	≤ 30 mg/L	all year	104
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	104
Oil & Grease	monthly average	≤ 15 mg/L	all year	104
Oil & Grease	daily maximum	≤ 20 mg/L	all year	104
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	104
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	104
pH	minimum	≥ 6 SU	all year	105
pH	maximum	≤ 9 SU	all year	105
Chromium, total [as Cr]	monthly average	≤ .2 mg/L	all year	105
Chromium, total [as Cr]	daily maximum	≤ .2 mg/L	all year	105
Zinc, total [as Zn]	monthly average	≤ 1 mg/L	all year	105
Zinc, total [as Zn]	daily maximum	≤ 1 mg/L	all year	105
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	105
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	105
Chlorine, free available	monthly average	≤ .2 mg/L	all year	105
Chlorine, free available	daily maximum	≤ .5 mg/L	all year	105
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	107
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	107
Chlorine, total residual	daily maximum	≤ 4 mg/L	all year	107
pH	minimum	≥ 6 SU	all year	108
pH	maximum	≤ 9 SU	all year	108
Solids, total suspended	monthly average	≤ 30 mg/L	all year	108
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	108
Oil & Grease	monthly average	≤ 15 mg/L	all year	108
Oil & Grease	daily maximum	≤ 20 mg/L	all year	108
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	108
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	108
pH	minimum	≥ 6 SU	all year	109
pH	maximum	≤ 9 SU	all year	109
Solids, total suspended	monthly average	≤ 30 mg/L	all year	109
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	109
Oil & Grease	monthly average	≤ 15 mg/L	all year	109
Oil & Grease	daily maximum	≤ 20 mg/L	all year	109
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	109
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	109
pH	minimum	≥ 6 SU	all year	110
pH	maximum	≤ 9 SU	all year	110
Solids, total suspended	monthly average	≤ 30 mg/L	all year	110
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	110
Oil & Grease	monthly average	≤ 15 mg/L	all year	110
Oil & Grease	daily maximum	≤ 20 mg/L	all year	110
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	110
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	110
BOD, 5-day, 20 deg. C	monthly average	report only (mg/L)	all year	111
BOD, 5-day, 20 deg. C	monthly average	≤ 30 mg/L	all year	111
BOD, 5-day, 20 deg. C	weekly average	report only (mg/L)	all year	111
BOD, 5-day, 20 deg. C	weekly average	≤ 45 mg/L	all year	111
BOD, 5-day, 20 deg. C	monthly average	≤ 3.4 kg/d	all year	111
BOD, 5-day, 20 deg. C	weekly average	≤ 5.1 kg/d	all year	111
pH	minimum	≥ 6 SU	all year	111
pH	maximum	≤ 9 SU	all year	111
Solids, total suspended	monthly average	report only (mg/L)	all year	111
Solids, total suspended	monthly average	≤ 30 mg/L	all year	111
Solids, total suspended	weekly average	report only (mg/L)	all year	111
Solids, total suspended	weekly average	≤ 45 mg/L	all year	111
Solids, total suspended	monthly average	≤ 3.4 kg/d	all year	111
Solids, total suspended	weekly average	≤ 5.1 kg/d	all year	111
Flow, in conduit or thru treatment plant	monthly average	≤ .03 MGD	all year	111
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	111
Chlorine, total residual	minimum	≥ .6 mg/L	all year	111
BOD, percent removal [total]	minimum	≥ 85 %	all year	111
Solids, suspended percent removal	minimum	≥ 85 %	all year	111
pH	minimum	≥ 6 SU	all year	112
pH	maximum	≤ 9 SU	all year	112
Solids, total suspended	monthly average	≤ 30 mg/L	all year	112
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	112
Oil & Grease	monthly average	≤ 15 mg/L	all year	112
Oil & Grease	daily maximum	≤ 20 mg/L	all year	112
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	112
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	112
pH	minimum	≥ 6 SU	all year	113
pH	maximum	≤ 9 SU	all year	113
Solids, total suspended	monthly average	≤ 30 mg/L	all year	113
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	113
Oil & Grease	monthly average	≤ 15 mg/L	all year	113
Oil & Grease	daily maximum	≤ 20 mg/L	all year	113
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	113
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	113
pH	minimum	≥ 6 SU	all year	114
pH	maximum	≤ 9 SU	all year	114
Solids, total suspended	monthly average	≤ 30 mg/L	all year	114
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	114
Oil & Grease	monthly average	≤ 15 mg/L	all year	114
Oil & Grease	daily maximum	≤ 20 mg/L	all year	114
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	114
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	114
pH	minimum	≥ 6 SU	all year	115
pH	maximum	≤ 9 SU	all year	115
Solids, total suspended	monthly average	≤ 30 mg/L	all year	115
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	115
Oil & Grease	monthly average	≤ 15 mg/L	all year	115
Oil & Grease	daily maximum	≤ 20 mg/L	all year	115
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	115
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	115
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	116
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	116
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	117
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	117
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	118
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	118
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	750
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	750

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/VA0052451 · MCP: https://passage-data.com/mcp