{"name":"Donald C Slawson Drilling Activity in Colusa County, California","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/donald-c-slawson/california/colusa","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Donald C Slawson","operatorSlug":"donald-c-slawson","state":"CA","county":"Colusa","totalWells":50,"producingWells":34,"permits24mo":0,"spuds24mo":0,"ducCount":14,"topFormation":null,"rankInCounty":4,"firstPermitDate":"1969-10-18","lastPermitDate":"2008-06-06"}