This Drinking Water USA data is from 2019. Previous versions of the data are not available for request.
Drinking Water USA are defined in 49 CFR 195.6. PHMSA's Drinking Water USA data are only available to hazardous liquid pipeline operators for use in formulating their Integrity Management plans. These data are for informational purposes only and are one information resource operators can consider when identifying areas that meet the definitions in 49 CFR 195.6. All verification inquires or questions about USA data distributed by PHMSA should be directed to the organizations which produce/source the data.
Download report about how DW USA Data was produced (PDF)
If you wish to view the metadata, please use the dropdown list below to select an individual state or “National” for generalized metadata that applies to all states in the dataset. The metadata may be viewed as PDF for the national metadata or in HTML, XML, parseable text or saved as a SGML file for state-level metadata. If you wish to associate the state-level metadata with the GIS file in Esri's ArcCatalog, please save the SGML version of the metadata locally.
PHMSA will ONLY provide Drinking Water USA data to pipeline operators who operate hazardous liquid pipelines under PHMSA’s jurisdiction. Due to our data security policy, contractors/consultants will need to initiate requests for Drinking Water USA data through pipeline operators. Thank you for your cooperation.
If you are a pipeline operator and wish to receive Drinking Water USA data, please email the information noted below to NPMS staff at firstname.lastname@example.org with "Drinking Water USA Data Request" in the subject line.
ALL INFORMATION MUST BE PROVIDED BEFORE YOUR REQUEST CAN BE PROCESSED.