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Naval Support Facility, Dahlgr

Federal facility (National Security), King George, Virginia. NPDES permit VA0073636, in force until Jan 31, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: outfall 002 form A1 yearly, outfall 002 form Q1 quarterly, outfall 003 form A1 yearly, outfall 003 form S1 twice a year, outfall 004 form A1 yearly, outfall 006 form A1 yearly, and 5 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 20 reports late

Limits in force (37)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Copper, dissolved [as Cu]daily maximumreport only (ug/L)all year002
Petrol hydrocarbons, total recoverabledaily maximum≤ 30 mg/Lall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year003
Copper, dissolved [as Cu]daily maximumreport only (ug/L)all year003
Petrol hydrocarbons, total recoverabledaily maximum≤ 30 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
pHminimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
Solids, total suspendeddaily maximum≤ 60 mg/Lall year004
Petrol hydrocarbons, total recoverabledaily maximum≤ 30 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
pHminimum≥ 6 SUall year006
pHmaximum≤ 9 SUall year006
Solids, total suspendeddaily maximumreport only (mg/L)all year006
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year006
Copper, dissolved [as Cu]daily maximumreport only (ug/L)all year006
Petrol hydrocarbons, total recoverabledaily maximum≤ 30 mg/Lall year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
pHminimum≥ 6 SUall year007
pHmaximum≤ 9 SUall year007
Petrol hydrocarbons, total recoverabledaily maximum≤ 30 mg/Lall year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
pHminimum≥ 6 SUall year009
pHmaximum≤ 9 SUall year009
Solids, total suspendeddaily maximum≤ 60 mg/Lall year009
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year009
Chloride [as Cl]daily maximumreport only (mg/L)all year009
Copper, dissolved [as Cu]daily maximumreport only (ug/L)all year009
Zinc, dissolved [as Zn]daily maximumreport only (ug/L)all year009
Petrol hydrocarbons, total recoverabledaily maximum≤ 30 mg/Lall year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009

How strict are these limits?

Cited limits by parameter: Virginia's rules and the federal ones.

Same industry: the 9 National Security and International Affairs permits in Virginia.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/VA0073636 · MCP: https://passage-data.com/mcp