Nebraska Stormwater-Municipalities regulations & environmental compliance analysis

Nebraska Stormwater-Municipalities: What you need to know

Governing Law and Regulations

National Pollutant Discharge Elimination System (NPDES) regulations applicable to stormwater discharges: Nebraska Administrative Code (NAC) 119-10-001 to 007

For a Limited Time receive a FREE EHS Report "Recordkeeping for EHS Managers." This special report contains a recordkeeping checklist to help you keep track of your records for major environmental laws and OSHA's Hazard Communication Standard. Download Now

Municipal separate stormwater sewer systems (MS4s): NAC 119-10-002 and NAC 119-10-004

Regulatory Agencies

The Nebraska Department of Environmental Quality (NDEQ) Water Quality Division U.S. Environmental Protection Agency (EPA) Region 7

See ADDRESSES & CONTACTS for addresses and telephone numbers.

Comparison: State vs. Federal

· Rules. Nebraska is authorized by the U.S. Environmental Protection Agency (EPA) to administer the federal National Pollutant Discharge Elimination System (NPDES) permit program for wastewater discharges, including permitting authority for stormwater discharges associated with municipal separate storm sewer systems (MS4s). See the national section STORMWATER—MUNICIPALITIES for more information on the federal MS4 permitting program.

· Administration and enforcement. In Nebraska, the NDEQ is responsible for administering the stormwater MS4 permitting program.

State Requirements


NAC 119-10-002 and NAC 119-10-004

Permits must be obtained for all discharges from large and medium MS4s. The NDEQ may issue one systemwide permit or issue distinct permits for appropriate categories of discharges within a large or medium MS4.

Small MS4s are also required to obtain NPDES permits if they are located in an urbanized area as determined by the U.S. Bureau of the Census or designated by the NDEQ under a comprehensive watershed plan. A small MS4 that is in the same urbanized area as a medium or large MS4 with a NPDES stormwater permit that is willing to have the small MS4 participate in its stormwater program ...

Read more about Stormwater-Municipalities