This RFP seeks a professional‑services consultant to update Yellowstone County’s MS4 Storm‑Water Management Program (SWMP) for the 2022‑2027 General Permit period, covering public outreach, illicit discharge detection, construction site review, maintenance operations, GIS mapping, regulatory drafting, and web‑based public‑facing tools. The work includes reviewing existing documentation, producing updated program documents, creating GIS outfall inventories, drafting ordinances and procedures, and delivering a draft study by July 31 2026 with final priority work completed by August 28 2026. The County will evaluate proposals on qualifications, staff expertise, methodology, and resources, and may interview up to three firms. The contract will be a fixed‑price professional services agreement with a 90‑day irrevocability period for offers.
• Scope: Update SWMP, develop MCMs, GIS mapping, ordinance drafting, public‑website content, and staff training.
• Timeline: Intent‑to‑Respond by May 8 2026, proposal submission by May 29 2026, draft study July 31 2026, final priority deliverables August 28 2026.
• Evaluation: 100‑point rubric emphasizing methodology (40 points) and past experience (40 points total for firm and staff).