What is the SGMA deadline for California farmers?

SGMA penalties are now active as of 2026. California farmers in critically overdrafted basins must comply with groundwater sustainability plans or face penalties ranging from $100 to $2,500 per acre-foot of over-pumping.

How much are SGMA penalties per acre-foot?

SGMA penalties range from $100 to $2,500 per acre-foot of over-pumping, depending on your GSA and the severity of the overage. Most Central Valley GSAs charge $150-$1,600/AF using tiered systems where rates increase with higher overages.

How is the SGMA penalty calculated?

SGMA penalties are calculated based on your water usage versus your allocation. If you exceed your allocation, penalties are applied in tiers: Tier 1 (0-10% over), Tier 2 (10-20% over), and Tier 3 (20%+ over), with each tier having progressively higher rates.

Which California counties have SGMA penalties?

SGMA penalties apply to critically overdrafted basins in California's Central Valley, including Kern, Tulare, Fresno, Kings, Madera, Merced, Stanislaus, and San Joaquin counties. Each county has multiple GSAs with their own penalty structures.

How much can I save on SGMA penalties with irrigation AI?

AgWaterAI customers typically achieve 15-20% water savings through AI-optimized irrigation, which directly reduces SGMA penalty exposure. Use the free savings comparison tool at agwaterai.com/calculator to see your personalized penalty reduction and ROI at $10/acre BYOS Q2 Founding Rate (normally $20). Founding Partners lock at signup rate; new-customer rates are subject to change in 2027 based on market response. Cancel anytime with 60-day written notice. No 3-year contract required.

How much are SGMA pumping fees in California's Central Valley critically overdrafted basins as of May 2026?

SGMA pumping fees in California critically overdrafted subbasins as of May 2026 break down as follows. State-level fees in probationary subbasins (Tulare Lake Subbasin in Kings County and Tule Subbasin in southern Tulare County) are $300 per well plus $20 per acre-foot of groundwater pumped, with a 25% monthly late fee on unpaid invoices. The reporting deadline for groundwater extraction reports was May 1, 2026; invoices for extraction fees are mailing approximately one month after that deadline. GSA-level penalties for exceeding sustainable yield allocation typically use a 3-tier structure: roughly $50 to $150 per acre-foot for 0-10% over allocation, $300 to $500 per acre-foot for 10-20% over, and $1,000 to $2,500 per acre-foot for more than 20% over. The State Water Resources Control Board adopted minimal-impact exclusions in Resolutions 2026-0011 and 2026-0012 but those only exempt domestic well owners pumping under 20 acre-feet per year — commercial agricultural operations have no exemption. Exposure for a 1,000-acre permanent crop operation pumping 10% over allocation can exceed $50,000 per year before adding state-level $20/AF charges. Use the free calculator at agwaterai.com/calculator to estimate your specific GSA exposure.

What are SGMA penalties in California?

SGMA (Sustainable Groundwater Management Act) penalties in California range from $100 to $2,500 per acre-foot of groundwater overuse, with most Central Valley GSAs charging $150-$1,600/AF. Penalties vary by basin and overage tier. AgWaterAI helps farmers predict their water usage with 6 AI models to avoid these penalties.

How do I calculate SGMA fines?

SGMA fines are calculated based on: (1) Your groundwater allocation in acre-feet, (2) Your actual pumping, (3) The overage amount, and (4) Your basin's penalty rate ($100-$2,500/AF depending on GSA). AgWaterAI's free SGMA Penalty Calculator estimates your risk and shows how AI-optimized irrigation can reduce penalties.

What is a groundwater allocation?

A groundwater allocation is the maximum amount of water (in acre-feet) a farmer can legally pump under SGMA. Allocations are set by local Groundwater Sustainability Agencies (GSAs) based on basin conditions. Exceeding your allocation triggers penalties and can result in mandatory pumping reductions.

How can I reduce SGMA penalties?

To reduce SGMA penalties: (1) Monitor actual water usage with sensors, (2) Use AI to optimize irrigation timing and reduce waste, (3) Track your allocation vs. actual pumping in real-time, (4) Implement deficit irrigation during non-critical growth stages. AgWaterAI users typically see 15-25% water savings.

How much can I save on SGMA penalties with AgWaterAI?

AgWaterAI customers typically achieve 15-20% water savings through AI-optimized irrigation, which directly reduces SGMA penalty exposure. The free savings comparison tool at agwaterai.com/calculator shows a side-by-side view of your penalties with vs. without AI optimization, plus an ROI calculation at $80/acre. For a 300-acre farm over-pumping by 1 AF/acre, a typical 18% water reduction can save tens of thousands of dollars annually in avoided penalties.

SGMA Penalties Now Active — Check Your Exposure

The SGMA Numbers You Need

Free SGMA Penalty Calculator

The moment that number hits the screen, the conversation changes.

Estimate your potential SGMA penalties based on water usage vs allocation. Covers all GSAs in California's agricultural regions.

Calculate Your Penalty

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Allocation (AF per acre)

Your total allocation: 300.0 AF

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2026 Penalty Rates by GSA

Rates vary by region - critically overdrafted basins have higher penalties

GSA	County	Status	Tier 1	Tier 2	Tier 3

Loading GSA data...

Critical SGMA Risks (2025-2026)

Key legal developments affecting California growers

1"Pay First, Litigate Later" Rule

Per Kings County Farm Bureau v. SWRCB (5th DCA, Oct 2025), SGMA fines must be paid in full before you can challenge them in court. It's like driving with a blackout windshield and getting the speeding ticket in the mail six months later.

2AB 460 Enhanced Penalties

Curtailment violations can result in $10,000/day + $3,000 per acre-foot illegally diverted (AB 460 base of $2,500/AF, inflation-indexed by SWRCB Res. 2025-0039 effective Jan 1, 2026).

3State Intervention Fees

Probationary basins (Tule, Tulare Lake) face state fees: $300/well + $20/AF.
✓ Kaweah Basin cleared Dec 2025 - no state fees.

4Tiered GSA Penalties

Most GSAs use escalating tiers: $50-150/AF → $300-500/AF → $1,000+/AF depending on overage percentage. Verify your GSA's specific structure.

⚠️ This information is for educational purposes only. Consult a water rights attorney for legal advice specific to your situation.

What you actually get

Your SGMA dashboard, every entity in one place

Below is an example dashboard with placeholder data. Enter your acres, GSA, and current usage above — the dashboard regenerates with your numbers.

Example Dashboard · placeholder data

SGMA Allocation Estimator

4 entities · Q3 202647 days to Tule deadline

Total acres

1,200

Allocation

2,802 AF

Estimated usage

2,350 AF

% of allocation

84%

Overall allocation

84%

used to date

Tule subbasin

PROBATIONARY

47days

$300 per well + $20/AF + 25% monthly late fee

Kings subbasin

MONITORED

104days

Reporting required, fees pending

Per-entity exposure

Entity	Acres	Used / alloc	GSA	Status
Valley View Almond LLC	412	798 AF / 932 AF	Tule	AT RISK
Smith Citrus Group	287	521 AF / 649 AF	Tule	ON TRACK
Madera Pistachio Partners	318	720 AF / 763 AF	Kaweah	AT RISK
Central Valley Stone Fruit Co.	183	311 AF / 458 AF	Kings	ON TRACK

QR-coded water verification certificate

Cryptographically signed per-entity allocation report. Defensible against GSA audits and eligible for Tier 1 VWBA water credits. Scan, share, print.

This is an EXAMPLE dashboard with placeholder data. Your live dashboard renders your entities, your allocations, your real flow-meter data where available, and your GSA-specific penalty rates. Always verify with your applicable Groundwater Sustainability Agency.

Want your farm’s data in this dashboard?

The calculator above is free. To get a live demo dashboard built with your entities, allocations, and flow-meter readings, book a 15-minute call with our team or send us an email.

Book a 15-minute call See the Dashboard Demo Email our team

Q2 Intro Rate · New growers get $10/acre (normally $20)

Sign up at $10/acre/year, pro-rated for the remaining 2026 season. 45-day full refund guarantee — if the dashboard doesn't help you make a smarter irrigation or SGMA decision in your first 45 days, we refund you in full, no questions asked. Quarterly or annual billing via ACH or invoice. No credit card. Your rate locks at signup before new-customer rates go to $20 in 2027. Q2 Intro Rate available through June 30, 2026. Book a 15-min call with our team →

How much are SGMA pumping fees in 2026?

State-level fees in probationary subbasins (Tulare Lake and Tule): $300 per well + $20 per acre-foot pumped, with a 25% monthly late fee on unpaid invoices. Reporting deadline was May 1, 2026; invoices are mailing now.

GSA-level penalties for exceeding allocation: typically tiered — roughly $50-$150/AF (0-10% over), $300-$500/AF (10-20% over), $1,000-$2,500/AF (more than 20% over).

Domestic well owners pumping under 20 AF/year are exempt per State Water Board Resolutions 2026-0011 and 2026-0012. Commercial agricultural operations have no exemption. A 1,000-acre permanent-crop operation pumping 10% over allocation can face $50K+/year in penalty exposure before state-level charges are added.

Disclaimer

This calculator provides estimates for informational purposes only. Actual penalty rates may vary based on your specific GSA's rules and regulations. Always consult with your local GSA and a qualified water rights attorney for official compliance guidance. Data verified January 2026.

AgWaterAI