Atrazine 4L Price in Washington — 2026 Market Update

Current Atrazine 4L Price in Washington

Washington is a major wheat, hop, apple, and potato state with the Palouse wheat belt and Columbia Basin irrigation district supporting intensive production. Atrazine 4L is currently priced at $10–$14/gallon in Washington markets as of spring 2026, reflecting Pacific Northwest supply chain conditions.

Benchmark	Price	vs. 2025
NOLA barge (national reference)	$9–$13/gallon	+15–25%
Washington co-op / distributor	$10–$14/gallon	+21–31%
Washington retail delivered	$10–$14/gallon	+23–33%

Buy, Hold, or Wait Signal

Washington Supply Chain

Washington sources fertilizer from Pacific Northwest terminals at Portland and Kalama; Columbia River barge is the dominant supply route for eastern Washington farmers.

What Is Driving Atrazine 4L Prices in 2026

Driver	Impact
Generic competition	Multiple domestic and offshore generics keep atrazine prices stable and competitive.
EPA regulatory risk	Ongoing EPA review creates long-term uncertainty; near-term supply is unchanged for 2026.
Corn acreage	Atrazine use is primarily in corn; state corn acreage directly drives local demand volume.
Formulation choice	90DF (dry flowable) typically costs less per pound of AI than 4L liquid formulations.

How to Buy Atrazine 4L in Washington

Washington farmers typically source Atrazine 4L through regional co-operatives, independent retailers, and direct distributor contracts. The most effective strategy in Pacific Northwest markets is to compare co-op pre-pay pricing versus spot retail, as pre-pay discounts of 5–12% are standard for early fall bookings.

• Request competing quotes from at least two distributors before booking
• Ask specifically about pre-pay versus price-later contracts — each has different risk profiles in a volatile market
• Lock in logistics (delivery date, equipment availability) at the same time as price — logistics failures at peak season are as costly as price spikes
• Track NOLA barge prices weekly (GrainBrief does this automatically) to know when your local premium is wider than normal

Frequently Asked Questions

What is the current Atrazine 4L price in Washington?

As of spring 2026, Atrazine 4L in Washington is priced at approximately $10–$14/gallon. Prices vary by county, co-op, and contract type. GrainBrief tracks weekly USDA AMS price reports and sends price alerts when signals change.

How does Washington Atrazine 4L pricing compare to the national average?

Washington sits in the Pacific Northwest supply zone. Washington sources fertilizer from Pacific Northwest terminals at Portland and Kalama. Premiums over NOLA benchmarks typically run 6–14% depending on season and logistics conditions.

When is the best time to buy Atrazine 4L in Washington?

Historically, fall pre-buy programs (August–October) offer the best pricing for the following spring application season. In-season spot prices during March–June carry a 5–15% logistics premium. GrainBrief's weekly signal tells you exactly when to act.