To find the location of a septic field on a private property, please submit an Information Request Form. Please click on the first link below and log in or create a new account. After logging in, please complete the online DPS "Information Request Form" . The form will allow for self-search and online release of certain records. Requests for Information received by DPS will be processed within 30 days from receipt of the request. For City of Gaithersburg and City of Rockville records, contact the municipalities directly.