Estimate your annual Groundwater Sustainability Fee (FY 2024–2025) based on the UVBGSA methodology.
Values reflect the published fees: Part 1 $4.07/acre for all parcels; Part 2 varies by group.
1) Parcel Basics
Required
Used for Part 1 for everyone, and also for Group 3 Part 2.
Your parcel is assigned one group by the GSA.
2) Group 1 Inputs
$0.1352 per 1,000 gal extracted
Providers may estimate based on total billed potable deliveries.
2) Group 2 Inputs
$32.75 per cropped acre
Enter acres actively cropped on the parcel.
If checked, cropped acres are capped at 1 acre for Part 2.
2) Group 3 Inputs
$34.67 per acre of entire parcel
Residential parcels are capped at 0.5 acres for the Part 2 calculation.
2) Group 4
$0.00 Part 2
No Part 2 fee. You still pay Part 1 on parcel acres.
3) Results
Part 1 (All Parcels)
Rate: $4.07 × parcel acres
Part 1 Fee: $0.00
Part 2 (By Group)
—
Part 2 Fee: $0.00
Estimated Total Annual Fee
$0.00
Notes: This tool estimates FY 2024–2025 fees using published rates. Actual billed amounts may differ based on official parcel groupings and county tax roll processing.
Rates (FY 2024–2025)
Part 1: $4.07 per acre for all property owners.
Part 2 – Group 1 (Public Water Systems): $0.1352 per 1,000 gallons extracted.
Part 2 – Group 2 (Crop Land): $32.75 per cropped acre.
If classified as Group 2 due to a medium, large, or nursery cannabis license, cropped acres are capped at 1 acre.
Part 2 – Group 3 (Improved Properties): $34.67 per acre of entire parcel.
Residential properties are capped at 0.5 acres for Part 2.
Part 2 – Group 4 (All Other): $0.00.
Source: Ukiah Valley Basin GSA "Groundwater Sustainability Fee" page.