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Chemicals and Allied Products — NPDES discharge permits in Nebraska

Of the 30 permits in EPA's SIC 28 in NE, 5 went over a limit between 2025-10-01 and 2026-09-30 (Chlorine, total residual: 3; Chloride [as Cl]: 1; pH: 1). 4 are past the expiry date EPA's file holds; 14 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Matheson Tri-Gas Norfolk ASU
NE0139483 · Industrial Gases
Over a limit 5×: Chlorine, total residual (5×)Renewal application due Apr 3, 2028
POET Biorefining - Fairmont, LLC
NE0137839 · Industrial Organic Chemicals
Over a limit 4×: Chlorine, total residual (4×)Renewal application due Apr 3, 2027
Cargill Corn Milling North America - Blair
NE0131334 · major · Industrial Organic Chemicals
Over a limit 2×: Chlorine, total residual (2×)Expires Jun 30, 2030
NEBRASKA CORN PROCESSING, LLC
NE0134287 · Industrial Organic Chemicals
Over a limit 1×: pH (1×)Renewal application overdue
SANDHILLS RENEWABLE ENERGY, LLC
NE0137847 · Industrial Organic Chemicals
Over a limit 1×: Chloride [as Cl] (1×)Permit past the expiry date EPA's file holds
ALTEN, LLC.
NE0137634 · Industrial Organic Chemicals
No value over a limitRenewal application due Jan 1, 2027
Aurora Cooperative Elevator Company
NE0138614 · Fertilizers, Mixing Only
No value over a limitRenewal application overdue
Bridgeport Ethanol, LLC
NE0138045 · Industrial Organic Chemicals
No value over a limitExpires Jun 30, 2030
CARGILL POLYOLS
NE0132551 · Industrial Organic Chemicals
No value over a limitExpires Mar 31, 2029
CIE Norfolk GNS, LLC
NE0137758 · Industrial Organic Chemicals
No value over a limitExpires Mar 31, 2031
Cargill Lactic Acid
NE0133086 · Industrial Organic Chemicals
No value over a limitRenewal application due Apr 3, 2028
E ENERGY ADAMS, LLC
NE0137804 · Industrial Organic Chemicals
No value over a limitRenewal application overdue
EQUALIZER MIDWEST INC
NE0000035 · Nitrogenous Fertilizers
No value over a limitPermit past the expiry date EPA's file holds
EVONIK CORPORATION
NE0132594 · Industrial Organic Chemicals
No value over a limit; 2 required values not reportedRenewal application due Jan 2, 2028
GREEN PLAINS CENTRAL CITY, LLC
NE0134261 · Industrial Organic Chemicals
No value over a limitRenewal application due Jul 4, 2027
GREEN PLAINS WOOD RIVER, LLC
NE0137715 · Industrial Organic Chemicals
No value over a limitRenewal application due Jan 1, 2027
GreenAmerica BioFuels Ord LLC
NE0137812 · Industrial Organic Chemicals
No value over a limitExpires Jun 30, 2031
Husker Ag, LLC
NE0133281 · Industrial Organic Chemicals
No value over a limitExpires Sep 30, 2030
KAAPA Ethanol Ravenna, LLC
NE0133850 · Industrial Organic Chemicals
No value over a limitRenewal application due Jan 1, 2027
KAPPA Ethanol, LLC
NE0134171 · Industrial Organic Chemicals
No value over a limitExpires Sep 30, 2030
Koch Fertilizer Beatrice, LLC
NE0000060 · major · Nitrogenous Fertilizers
No value over a limitExpires Dec 31, 2028
Kugler Company - Culbertson Production Plant
NE0121509 · Nitrogenous Fertilizers
No value over a limitExpires Dec 31, 2029
LOVELAND PRODUCTS INCORPORATED
NE0138347 · Industrial Inorganic Chemicals
No value over a limitRenewal application overdue
MID AMERICA AGRI PRODUCTS/WHEATLAND, LLC
NE0134295 · Industrial Organic Chemicals
No value over a limitPermit past the expiry date EPA's file holds
Midwest Renewable Energy, LLC
NE0134121 · Industrial Organic Chemicals
No value over a limitExpires Sep 30, 2030
NE Nitro Geneva, LLC
NE0139351 · Nitrogenous Fertilizers
No value over a limitRenewal application due Jan 1, 2027
NOVOZYMES BLAIR, INC.
NE0138754 · Industrial Organic Chemicals
No value over a limitRenewal application overdue
SIOUXLAND ETHANOL, LLC
NE0137707 · Industrial Organic Chemicals
No value over a limitPermit past the expiry date EPA's file holds
TRENTON AGRI PRODUCTS, L.L.C.
NE0134198 · Industrial Organic Chemicals
No value over a limitExpires Jun 30, 2031
VALERO RENEWABLE FUELS COMPANY, LLC
NE0137626 · Industrial Organic Chemicals
No value over a limitExpires Jun 30, 2031

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=NE&sic=28, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states