{"found":true,"answer":"Boulder Planning and Development Services permit PMT1990-R4561-PLB: issued Nov 8, 1990 for plumbing work at 311 Mapleton Ave. Plumbing RMDL PLBG.","permit":{"id":"PMT1990-R4561-PLB","url":"https://nearbypermits.com/boulder/permit/PMT1990-R4561-PLB/","address":"311 Mapleton Ave","addressUrl":"https://nearbypermits.com/boulder/address/311-mapleton-ave/","zip":"80304","zipUrl":"/boulder/zip/80304/","zipDerived":false,"type":"Plumbing","cityType":"Plumbing Permit, Plumbing Permit","status":"Finished","cityStatus":"Letter of Completion","description":"Plumbing RMDL PLBG","date":"1990-11-08","dateLabel":"Issued","cost":"$1,000","source":"https://services.arcgis.com/ePKBjXrBZ2vEEgWd/arcgis/rest/services/Construction_Permits/FeatureServer/0/query?where=PermitNum%3D%27PMT1990-R4561-PLB%27&outFields=PermitNum%2COriginalAddress%2COriginalZip%2CPermitType%2CPermitWorkType%2CDescription%2CIssuedDate%2CStatusCurrent%2CEstProjectCost&f=html","group":"systems","sentence":"Plumbing RMDL PLBG","costValue":1000,"lat":null,"lon":null},"city_data_updated":"2026-10-11","newest_permit":"2026-10-09","newest_permit_age_days":2,"stale":false,"checked":"2026-10-11 21:43 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/311-mapleton-ave/","see_more":"Every permit at 311 Mapleton Ave: https://nearbypermits.com/boulder/address/311-mapleton-ave/"}