Stormwater Phase II Final Rule Fact Sheet Series | National Pollutant Discharge Elimination System (NPDES)

Small MS4 Program

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.

An Overview (Fact Sheet 1.0) (PDF)(4 pp, 275 K)
Small MS4 Stormwater Program Overview (Fact Sheet 2.0) (PDF)(3 pp, 220 K)
Who's Covered? Designations and Waivers of Regulated Small MS4s (Fact Sheet 2.1) (PDF)(4 pp, 302 K)
Urbanized Areas: Definition and Description (Fact Sheet 2.2) (PDF)(3 pp, 432 K)
Public Education and Outreach Minimum Control Measure (Fact Sheet 2.3) (PDF)(4 pp, 599 K)
Public Participation/Involvement Minimum Control Measures (Fact Sheet 2.4) (PDF)(4 pp, 889 K)
Illicit Discharge Detection and Elimination Minimum Control Measure (Fact Sheet 2.5) (PDF)(6 pp, 544 K)
Construction Site Runoff Control Minimum Control Measure (Fact Sheet 2.6) (PDF)(6 pp, 443 K)
Post Construction Runoff Control Minimum Control Measure (Fact Sheet 2.7) (PDF)(4 pp, 675 K)
Pollution Prevention/Good Housekeeping Minimum Control Measure (Fact Sheet 2.8) (PDF)(4 pp, 802 K)
Permitting and Reporting: The Process and Requirements (Fact Sheet 2.9) (PDF)(4 pp, 274 K)
Federal and State Operated MS4s: Program Implementation (Fact Sheet 2.10) (PDF)(3 pp, 255 K)
Small Construction Program Overview (Fact Sheet 3.0) (PDF)(5 pp, 306 K)
Construction Rainfall Erosivity Waiver (Fact Sheet 3.1) (PDF)(12 pp, 3 MB)
Conditional No Exposure Exclusion for Industrial Activity Fact Sheet (Fact Sheet 4.0) (PDF)(4 pp, 254 K)