Passage Data · Check a report · Use it from your AI

Highland Energy, Inc.

Bituminous Coal And Lignite - Surface, Mulga, Alabama. NPDES permit AL0073075 expired Jun 30, 2026; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 006 form 1 quarterly (38 values), outfall 006 form P quarterly (24 values), outfall 006 form Q quarterly (4 values), outfall 006 form W quarterly (26 values), outfall 009 form 1 quarterly (38 values), outfall 009 form P quarterly (24 values), and 2 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 80 reports late

Limits in force (184)

ParameterStatisticLimitMonthsOutfall
Specific conductancemonthly averagereport only (uS/cm)all year006
Specific conductancemonthly averagereport only (uS/cm)all year006
Specific conductancedaily maximumreport only (uS/cm)all year006
Specific conductancedaily maximumreport only (uS/cm)all year006
Specific conductancemonthly averagereport only (uS/cm)all year006
Specific conductancemonthly averagereport only (uS/cm)all year006
Specific conductancedaily maximumreport only (uS/cm)all year006
Specific conductancedaily maximumreport only (uS/cm)all year006
Specific conductancemonthly averagereport only (uS/cm)all year006
Specific conductancemonthly averagereport only (uS/cm)all year006
Specific conductancedaily maximumreport only (uS/cm)all year006
Specific conductancedaily maximumreport only (uS/cm)all year006
Sulfate [as S]monthly averagereport only (mg/L)all year006
Sulfate [as S]monthly averagereport only (mg/L)all year006
Sulfate [as S]daily maximumreport only (mg/L)all year006
Sulfate [as S]daily maximumreport only (mg/L)all year006
Sulfate [as S]monthly averagereport only (mg/L)all year006
Sulfate [as S]monthly averagereport only (mg/L)all year006
Sulfate [as S]daily maximumreport only (mg/L)all year006
Sulfate [as S]daily maximumreport only (mg/L)all year006
Sulfate [as S]monthly averagereport only (mg/L)all year006
Sulfate [as S]monthly averagereport only (mg/L)all year006
Sulfate [as S]daily maximumreport only (mg/L)all year006
Sulfate [as S]daily maximumreport only (mg/L)all year006
pHdaily minimum≥ 6 SUall year006
pHdaily minimum≥ 6 SUall year006
pHdaily maximum≤ 9 SUall year006
pHdaily maximum≤ 9 SUall year006
pHdaily minimum≥ 6 SUall year006
pHdaily minimum≥ 6 SUall year006
pHdaily maximum≤ 9 SUall year006
pHdaily maximum≤ 9 SUall year006
pHdaily minimum≥ 6 SUall year006
pHdaily minimum≥ 6 SUall year006
pHdaily maximum≤ 10.5 SUall year006
pHdaily maximum≤ 10.5 SUall year006
pHmonthly average≤ 6 SUall year006
pHmonthly average≤ 6 SUall year006
pHdaily maximum≤ 9 SUall year006
pHdaily maximum≤ 9 SUall year006
Solids, total suspendedmonthly average≤ 35 mg/Lall year006
Solids, total suspendedmonthly average≤ 35 mg/Lall year006
Solids, total suspendeddaily maximum≤ 70 mg/Lall year006
Solids, total suspendeddaily maximum≤ 70 mg/Lall year006
Solids, settleabledaily maximum≤ .5 mL/Lall year006
Solids, settleabledaily maximum≤ .5 mL/Lall year006
Solids, settleabledaily maximum≤ .5 mL/Lall year006
Solids, settleabledaily maximum≤ .5 mL/Lall year006
Selenium, total recoverablemonthly average≤ 5 ug/Lall year006
Selenium, total recoverablemonthly average≤ 5 ug/Lall year006
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year006
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year006
Selenium, total recoverablemonthly average≤ 5 ug/Lall year006
Selenium, total recoverablemonthly average≤ 5 ug/Lall year006
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year006
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year006
Selenium, total recoverablemonthly averagereport only (ug/L)all year006
Selenium, total recoverablemonthly averagereport only (ug/L)all year006
Selenium, total recoverabledaily maximumreport only (ug/L)all year006
Selenium, total recoverabledaily maximumreport only (ug/L)all year006
Iron, total [as Fe]monthly average≤ 3 mg/Lall year006
Iron, total [as Fe]monthly average≤ 3 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 7 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 7 mg/Lall year006
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year006
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year006
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year006
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year006
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year006
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year006
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year006
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year006
Silver, dissolved [as Ag]daily maximumreport only (ug/L)all year006
Silver, dissolved [as Ag]daily maximumreport only (ug/L)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 0 pass=0;fail=1all year006
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 0 pass=0;fail=1all year006
Solids, total dissolved [TDS]monthly averagereport only (mg/L)all year006
Solids, total dissolved [TDS]daily maximumreport only (mg/L)all year006
Specific conductancemonthly averagereport only (uS/cm)all year009
Specific conductancemonthly averagereport only (uS/cm)all year009
Specific conductancedaily maximumreport only (uS/cm)all year009
Specific conductancedaily maximumreport only (uS/cm)all year009
Specific conductancemonthly averagereport only (uS/cm)all year009
Specific conductancemonthly averagereport only (uS/cm)all year009
Specific conductancedaily maximumreport only (uS/cm)all year009
Specific conductancedaily maximumreport only (uS/cm)all year009
Specific conductancemonthly averagereport only (uS/cm)all year009
Specific conductancemonthly averagereport only (uS/cm)all year009
Specific conductancedaily maximumreport only (uS/cm)all year009
Specific conductancedaily maximumreport only (uS/cm)all year009
Sulfate [as S]monthly averagereport only (mg/L)all year009
Sulfate [as S]monthly averagereport only (mg/L)all year009
Sulfate [as S]daily maximumreport only (mg/L)all year009
Sulfate [as S]daily maximumreport only (mg/L)all year009
Sulfate [as S]monthly averagereport only (mg/L)all year009
Sulfate [as S]monthly averagereport only (mg/L)all year009
Sulfate [as S]daily maximumreport only (mg/L)all year009
Sulfate [as S]daily maximumreport only (mg/L)all year009
Sulfate [as S]monthly averagereport only (mg/L)all year009
Sulfate [as S]monthly averagereport only (mg/L)all year009
Sulfate [as S]daily maximumreport only (mg/L)all year009
Sulfate [as S]daily maximumreport only (mg/L)all year009
pHdaily minimum≥ 6 SUall year009
pHdaily minimum≥ 6 SUall year009
pHdaily maximum≤ 9 SUall year009
pHdaily maximum≤ 9 SUall year009
pHdaily minimum≥ 6 SUall year009
pHdaily minimum≥ 6 SUall year009
pHdaily maximum≤ 9 SUall year009
pHdaily maximum≤ 9 SUall year009
pHdaily minimum≥ 6 SUall year009
pHdaily minimum≥ 6 SUall year009
pHdaily maximum≤ 10.5 SUall year009
pHdaily maximum≤ 10.5 SUall year009
pHmonthly average≤ 6 SUall year009
pHmonthly average≤ 6 SUall year009
pHdaily maximum≤ 9 SUall year009
pHdaily maximum≤ 9 SUall year009
Solids, total suspendedmonthly average≤ 35 mg/Lall year009
Solids, total suspendedmonthly average≤ 35 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, settleabledaily maximum≤ .5 mL/Lall year009
Solids, settleabledaily maximum≤ .5 mL/Lall year009
Solids, settleabledaily maximum≤ .5 mL/Lall year009
Solids, settleabledaily maximum≤ .5 mL/Lall year009
Selenium, total recoverablemonthly average≤ 5 ug/Lall year009
Selenium, total recoverablemonthly average≤ 5 ug/Lall year009
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year009
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year009
Selenium, total recoverablemonthly average≤ 5 ug/Lall year009
Selenium, total recoverablemonthly average≤ 5 ug/Lall year009
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year009
Selenium, total recoverabledaily maximum≤ 20 ug/Lall year009
Selenium, total recoverablemonthly averagereport only (ug/L)all year009
Selenium, total recoverablemonthly averagereport only (ug/L)all year009
Selenium, total recoverabledaily maximumreport only (ug/L)all year009
Selenium, total recoverabledaily maximumreport only (ug/L)all year009
Iron, total [as Fe]monthly average≤ 3 mg/Lall year009
Iron, total [as Fe]monthly average≤ 3 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 7 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 7 mg/Lall year009
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year009
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year009
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year009
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year009
Silver, dissolved [as Ag]daily maximum≤ 3.2 ug/Lall year009
Silver, dissolved [as Ag]daily maximumreport only (ug/L)all year009
Silver, dissolved [as Ag]daily maximumreport only (ug/L)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 0 pass=0;fail=1all year009
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 0 pass=0;fail=1all year009
Solids, total dissolved [TDS]monthly averagereport only (mg/L)all year009
Solids, total dissolved [TDS]daily maximumreport only (mg/L)all year009

How strict are these limits?

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

Same industry: the 76 Coal Mining permits in Alabama.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AL0073075 · MCP: https://passage-data.com/mcp