{"found":true,"answer":"Boulder Planning and Development Services permit PMT1990-R4010-MEC: issued Oct 22, 1990 for mechanical (hvac) work at 1300 Walnut St. Mechanical WTR HTR.","permit":{"id":"PMT1990-R4010-MEC","url":"https://nearbypermits.com/boulder/permit/PMT1990-R4010-MEC/","address":"1300 Walnut St","addressUrl":"https://nearbypermits.com/boulder/address/1300-walnut-st/","zip":"","zipUrl":"","zipDerived":false,"type":"Mechanical (HVAC)","cityType":"Mechanical Permit, Mechanical HVAC/Solar","status":"Finished","cityStatus":"Letter of Completion","description":"Mechanical WTR HTR","date":"1990-10-22","dateLabel":"Issued","cost":"$378","source":"https://services.arcgis.com/ePKBjXrBZ2vEEgWd/arcgis/rest/services/Construction_Permits/FeatureServer/0/query?where=PermitNum%3D%27PMT1990-R4010-MEC%27&outFields=PermitNum%2COriginalAddress%2COriginalZip%2CPermitType%2CPermitWorkType%2CDescription%2CIssuedDate%2CStatusCurrent%2CEstProjectCost&f=html","group":"systems","sentence":"Mechanical WTR HTR","costValue":378,"lat":null,"lon":null},"city_data_updated":"2026-10-14","newest_permit":"2026-10-12","newest_permit_age_days":3,"stale":false,"checked":"2026-10-15 02:30 UTC","source":"https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee","source_agency":"Boulder Planning and Development Services","source_license":{"name":"CC0 1.0","url":"https://creativecommons.org/publicdomain/zero/1.0/","terms_url":"https://creativecommons.org/publicdomain/zero/1.0/"},"page_url":"https://nearbypermits.com/boulder/address/1300-walnut-st/","see_more":"Every permit at 1300 Walnut St: https://nearbypermits.com/boulder/address/1300-walnut-st/"}