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Ashland Inc

Asphalt Paving Mixtures And Blocks, North Bend, Ohio. NPDES permit OH0010006, in force until Aug 31, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (8 values), outfall 002 form A monthly (7 values), outfall 003 form A monthly (5 values), outfall 004 form A monthly (7 values), outfall 006 form A monthly (8 values), outfall 007 form A monthly (8 values), and 2 more forms
Renewal application due
Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 133 reports late

Limits in force (139)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximum≤ 32.2 deg Call year001
Flow ratemonthly averagereport only (gal/d)all year001
Flow ratedaily maximumreport only (gal/d)all year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year001
Zinc, total recoverablemonthly averagereport only (ug/L)Apr, Oct001
Zinc, total recoverabledaily maximumreport only (ug/L)Apr, Oct001
Copper, total recoverablemonthly averagereport only (ug/L)Apr, Oct001
Copper, total recoverabledaily maximumreport only (ug/L)Apr, Oct001
Flow ratemonthly averagereport only (gal/d)Mar, Jun, Sep, Dec002
Flow ratedaily maximumreport only (gal/d)Mar, Jun, Sep, Dec002
pHdaily minimum≥ 6.5 SUMar, Jun, Sep, Dec002
pHdaily maximum≤ 9 SUMar, Jun, Sep, Dec002
Solids, total suspendedmonthly averagereport only (mg/L)Mar, Jun, Sep, Dec002
Solids, total suspendeddaily maximumreport only (mg/L)Mar, Jun, Sep, Dec002
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/LMar, Jun, Sep, Dec002
Flow ratemonthly averagereport only (gal/d)all year003
Flow ratedaily maximumreport only (gal/d)all year003
pHdaily minimum≥ 6.5 SUall year003
pHdaily maximum≤ 9 SUall year003
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year003
Flow ratemonthly averagereport only (gal/d)all year004
Flow ratedaily maximumreport only (gal/d)all year004
pHdaily minimum≥ 6.5 SUall year004
pHdaily maximum≤ 9 SUall year004
Solids, total suspendedmonthly averagereport only (mg/L)all year004
Solids, total suspendeddaily maximumreport only (mg/L)all year004
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year004
Flow ratemonthly averagereport only (gal/d)Mar, Jun, Sep, Dec006
Flow ratedaily maximumreport only (gal/d)Mar, Jun, Sep, Dec006
pHdaily minimum≥ 6.5 SUMar, Jun, Sep, Dec006
pHdaily maximum≤ 9 SUMar, Jun, Sep, Dec006
Solids, total suspendedmonthly averagereport only (mg/L)Mar, Jun, Sep, Dec006
Solids, total suspendeddaily maximumreport only (mg/L)Mar, Jun, Sep, Dec006
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)Mar, Jun, Sep, Dec006
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)Mar, Jun, Sep, Dec006
Flow ratemonthly averagereport only (gal/d)all year007
Flow ratedaily maximumreport only (gal/d)all year007
pHdaily minimum≥ 6.5 SUall year007
pHdaily maximum≤ 9 SUall year007
Solids, total suspendedmonthly averagereport only (mg/L)all year007
Solids, total suspendeddaily maximumreport only (mg/L)all year007
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year007
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year007
Flow ratemonthly averagereport only (gal/d)Mar, Jun, Sep, Dec008
Flow ratedaily maximumreport only (gal/d)Mar, Jun, Sep, Dec008
pHdaily minimum≥ 6.5 SUMar, Jun, Sep, Dec008
pHdaily maximum≤ 9 SUMar, Jun, Sep, Dec008
Solids, total suspendedmonthly averagereport only (mg/L)Mar, Jun, Sep, Dec008
Solids, total suspendeddaily maximumreport only (mg/L)Mar, Jun, Sep, Dec008
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)Mar, Jun, Sep, Dec008
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)Mar, Jun, Sep, Dec008
Flow ratemonthly averagereport only (gal/d)all year009
Flow ratedaily maximumreport only (gal/d)all year009
pHdaily minimum≥ 6.5 SUall year009
pHdaily maximum≤ 9 SUall year009
Oil and grease, hexane extr methoddaily maximum≤ 10 mg/Lall year009
Flow ratemonthly averagereport only (gal/d)all year601
Flow ratedaily maximumreport only (gal/d)all year601
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year601
pHdaily minimumreport only (SU)all year601
pHdaily maximumreport only (SU)all year601
Solids, total suspendedmonthly averagereport only (mg/L)all year601
Solids, total suspendeddaily maximumreport only (mg/L)all year601
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year601
Iron, total recoverablemonthly averagereport only (ug/L)all year601
Iron, total recoverabledaily maximumreport only (ug/L)all year601
Toluenedaily maximumreport only (ug/L)all year601
Benzenedaily maximumreport only (ug/L)all year601
Ethylbenzenedaily maximumreport only (ug/L)all year601
Chlorine, total residualdaily maximumreport only (mg/L)all year601
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all year601
Flow ratemonthly averagereport only (gal/d)all year602
Flow ratedaily maximumreport only (gal/d)all year602
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year602
pHdaily minimumreport only (SU)all year602
pHdaily maximumreport only (SU)all year602
Solids, total suspendedmonthly averagereport only (mg/L)all year602
Solids, total suspendeddaily maximumreport only (mg/L)all year602
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year602
Iron, total recoverablemonthly averagereport only (ug/L)all year602
Iron, total recoverabledaily maximumreport only (ug/L)all year602
Toluenedaily maximumreport only (ug/L)all year602
Benzenedaily maximumreport only (ug/L)all year602
Ethylbenzenedaily maximumreport only (ug/L)all year602
Chlorine, total residualdaily maximumreport only (mg/L)all year602
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all year602
Flow ratemonthly averagereport only (gal/d)all year603
Flow ratedaily maximumreport only (gal/d)all year603
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year603
pHdaily minimumreport only (SU)all year603
pHdaily maximumreport only (SU)all year603
Solids, total suspendedmonthly averagereport only (mg/L)all year603
Solids, total suspendeddaily maximumreport only (mg/L)all year603
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year603
Iron, total recoverablemonthly averagereport only (ug/L)all year603
Iron, total recoverabledaily maximumreport only (ug/L)all year603
Toluenedaily maximumreport only (ug/L)all year603
Benzenedaily maximumreport only (ug/L)all year603
Ethylbenzenedaily maximumreport only (ug/L)all year603
Chlorine, total residualdaily maximumreport only (mg/L)all year603
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all year603
Flow ratemonthly averagereport only (gal/d)all year604
Flow ratedaily maximumreport only (gal/d)all year604
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year604
pHdaily minimumreport only (SU)all year604
pHdaily maximumreport only (SU)all year604
Solids, total suspendedmonthly averagereport only (mg/L)all year604
Solids, total suspendeddaily maximumreport only (mg/L)all year604
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year604
Iron, total recoverablemonthly averagereport only (ug/L)all year604
Iron, total recoverabledaily maximumreport only (ug/L)all year604
Toluenedaily maximumreport only (ug/L)all year604
Benzenedaily maximumreport only (ug/L)all year604
Ethylbenzenedaily maximumreport only (ug/L)all year604
Chlorine, total residualdaily maximumreport only (mg/L)all year604
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all year604
Flow ratemonthly averagereport only (gal/d)all year608
Flow ratedaily maximumreport only (gal/d)all year608
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year608
pHdaily minimumreport only (SU)all year608
pHdaily maximumreport only (SU)all year608
Solids, total suspendedmonthly averagereport only (mg/L)all year608
Solids, total suspendeddaily maximumreport only (mg/L)all year608
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year608
Iron, total recoverablemonthly averagereport only (ug/L)all year608
Iron, total recoverabledaily maximumreport only (ug/L)all year608
Toluenedaily maximumreport only (ug/L)all year608
Benzenedaily maximumreport only (ug/L)all year608
Ethylbenzenedaily maximumreport only (ug/L)all year608
Chlorine, total residualdaily maximumreport only (mg/L)all year608
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all year608
Solids, total suspendedmonthly average≤ 13 mg/LApr612
Solids, total suspendeddaily maximum≤ 20 mg/LApr612
Oil and grease, hexane extr methodmonthly average≤ 9 mg/LApr612
Oil and grease, hexane extr methoddaily maximum≤ 13 mg/LApr612

How strict are these limits?

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

Same industry: the 15 Petroleum Refining and Related Industries permits in Ohio.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0010006 · MCP: https://passage-data.com/mcp