StormwaterMasterPlan

Stormwater Master Plan

The City of Great Falls Stormwater Master Plan, adopted by the CityCommission at CityCommission2025-10-07 under Office File 1361.1, with two motions each carried 5-0 — one adopting the plan by Resolution 10600 and one taking Ordinance3279, which amends Title 13 Chapter 24 Section 070 of the OfficialCode to reference it.

The plan governs the City's storm drainage programme, run by PublicWorksDepartment and funded partly by the storm drain component of the utility rates.

Projects it sits over

Central Avenue / 3rd Street drainage improvements Phase 2, OF 1779.1 — contract awarded at CityCommission2025-03-18, change order at CityCommission2025-09-16, final payment at CityCommission2026-05-05
Downtown storm drainage improvements — professional services for Phases 3 and 4 approved at CityCommission2025-08-05; Phase 3 discussed at WorkSession2026-02-03 and its construction contract awarded at CityCommission2026-05-19, OF 1779.2
South Great Falls storm drain middle basin, OF 1820.0 — change order at CityCommission2025-06-03, final payment at CityCommission2026-01-20
5th Street and 10th Avenue storm drainage crossing, OF 1811.2 — agreement and construction contract at CityCommission2025-04-01, final payment at CityCommission2026-01-20
2nd Avenue North regional storm — professional services amendment at CityCommission2026-06-02
Purchase of Parcel 1 of COS 5111 for future storm water projects, approved 5-0 at CityCommission2026-04-07

Storm water pollution reporting and illicit discharge reporting are handled by the same division.

Storm water pollution: https://greatfallsmt.gov/1021/Storm-Water-Pollution Ordinances: https://greatfallsmt.gov/260/Ordinances

Ordinance3279 · PublicWorksDepartment · Categories

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Revision 3, last edited 2026-08-12T06:38:35Z by TenthStreetBridge.