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Water Supply — NPDES discharge permits in Nebraska

Of the 17 permits in EPA's SIC 4941 in NE, 3 went over a limit between 2025-10-01 and 2026-09-30 (Chlorine, total residual: 2; pH: 1). 2 are past the expiry date EPA's file holds; 2 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Chadron Potable WTP
NE0132519 · Water Supply
Over a limit 4×: Chlorine, total residual (4×)Expires Dec 31, 2029
CREIGHTON PWTP
NE0130788 · Water Supply
Over a limit 3×: Chlorine, total residual (3×)Expires Mar 31, 2029
Lewis & Clark NRD - Cedar Knox Rural Water Project
NE0113832 · Water Supply
Over a limit 1×: pH (1×)Expires Mar 31, 2030
Arlington PWTP
NE0132365 · Water Supply
No value over a limitExpires Mar 31, 2030
BLAIR POTABLE WTP
NE0113913 · Water Supply
No value over a limitExpires Dec 31, 2029
Bridgeport PWTP
NE0138240 · Water Supply
No value over a limitExpires Dec 31, 2029
City of Wisner
NE0140058 · Water Supply
No value over a limit; 46 required values not reportedExpires Dec 31, 2029
DAKOTA CITY WATER TRMT PLANT
NE0113778 · Water Supply
No value over a limitExpires Dec 31, 2028
M.U.D. FLORENCE WTP
NE0000914 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
M.U.D. PLATTE RIVER WTP
NE0000906 · Water Supply
No value over a limitPermit past the expiry date EPA's file holds
M.U.D. PLATTE WEST PWTP
NE0137782 · Water Supply
No value over a limitExpires Dec 31, 2030
NEBRASKA CITY WTP
NE0111368 · Water Supply
No value over a limitExpires Jun 30, 2031
Oakland PWTP
NE0111520 · Water Supply
No value over a limitExpires Dec 31, 2029
Platte River Water Treatment Plant
NE0111155 · Water Supply
No value over a limitRenewal application due Apr 3, 2028
ST PAUL POTABLE WTP
NE0131857 · Water Supply
No value over a limitRenewal application due Apr 3, 2028
Seward Corrosion Control Plant
NE0134252 · Water Supply
No value over a limitExpires Sep 30, 2029
South Sioux City Potable WTP
NE0110736 · Water Supply
No value over a limitExpires Jun 30, 2030

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=4941, 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