Water Loss Audit Data From Urban Retail Water Suppliers (Superseded)
September 2025 Note: This original 2019 data is superseded by a more recent data which captures newer submissions and resubmissions of older data reports. Link to new CNRA dataset that may change daily: https://data.cnra.ca.gov/dataset/ca-urban-retail-water-system-water-annual-loss-audit-data 2019 Note: This data is taken from validated water loss audit data that is submitted to DWR annually. All volumes are listed in acre-feet.
Data files
Supporting files
| Data title and description | Access data | File details | Last updated |
|---|---|---|---|
2016 Water Loss Audit Data This is a file that shows urban water suplier water losses and demand, as complied in annually submitted audits. | XLSX | 07/18/25 | |
2017 Validated Water Loss Audit Data Water Loss Audit Data for 2017, as submitted by urban retail water suppliers. All volumes are in acre-feet. | XLSX | 07/18/25 | |
Combined 2016 and 2017 Validated Water Loss Audit Data This is an Excel spreadsheet to shows all recieved data (as of 5/1/2019) from urban retail water supplier valifated water loss audits. | XLSX | 07/18/25 |