The Rule 211 gamble: How two towns used Colorado law to effectively shut down an oil company’s core assets
By Jen Schumann | Rocky Mountain Voice
Buried wells, sworn affidavits and a state determined to make an example. This is the opening chapter of a three-part series on one oil and gas company’s final stand—and what the documents and data actually reveal. Start with the towns. Stay for the verdict.
Start with the towns. Stay for the verdict.
In September 2024, the cities of Dacono and Frederick uploaded a PDF to the Energy and Carbon Management Commission’s (ECMC) filing system. It was short, simple—and explosive. The two municipalities weren’t asking for a cleanup, a fine or a negotiated fix. They were asking the state to order the permanent plugging and abandonment of 45 wells operated by K.P. Kauffman Company (KPK).
Their argument relied on Rule 211, a provision historically u...










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