What Happened at Weatherford, Oklahoma?
- On the evening of November 13, 2025, a tanker truck carrying approximately 25,000 pounds of anhydrous ammonia leaked its contents in the parking lot of a Holiday Inn Express & Suites Weatherford in Weatherford, Oklahoma.
- The leak caused a dense cloud of ammonia gas, triggering a major emergency response and the evacuation of about 500–600 residents from nearby neighborhoods.
- At least 34 people were hospitalized, including several first-responders who suffered chemical burns.
- Authorities believe the cause to be a faulty gasket or valve on the tanker.
- Air-quality monitoring by the United States Environmental Protection Agency (EPA) found no lingering dangerous levels in the residential area once the major immediate hazard was contained.

Known Facts at a Glance
| Fact |
Detail |
| Substance |
Anhydrous ammonia (used as fertilizer and industrial chemical) |
| Location |
Parking lot of Holiday Inn Express & Suites, Weatherford, OK |
| Quantity |
~25,000 pounds of ammonia aboard tanker |
| Evacuations |
Hundreds of residents evacuated, shelter-in-place orders for others |
| Injuries |
Dozens treated, some in critical condition; first-responders injured |
| Cause under investigation |
Mechanical failure (gasket/valve) suspected |
References:

Why This Matters?
- Even common industrial chemicals like ammonia carry serious health risks when released: inhalation can cause respiratory distress, chemical burns, and long-term lung damage.
- Incidents like this trigger broad community impacts — evacuations, business closures, health monitoring, and potential long-term exposure concerns for nearby residents and first responders.
- From a legal standpoint, such an event may raise questions about transport safety, maintenance of equipment, proper oversight, emergency response, and corporate liability.
How We Can Help
At Fulmer Sill, we stand ready to assist anyone affected by this incident. Our areas of support include:
- Free, no-obligation case assessments for those exposed to the ammonia or evacuated due to the event.
- Guidance on medical documentation gathering, expert exposure analysis, and long-term health monitoring.
- Investigation into who may be responsible (transporter, equipment manufacturer, site operator) and whether safety protocols were followed.
- Support in filing claims for medical expenses, lost wages, pain and suffering, and other damages tied to chemical exposure.
Immediate Steps for Affected Individuals
- Seek medical attention if you experience exposure – burning eyes, throat irritation, coughing, or skin burns.
- Document everything: where you were, when you evacuated, the extent of exposure, photographs, and medical records.
- Preserve evidence: keep clothing worn during exposure, any written evacuation notices, or communications from authorities.
- Contact us even if you’re unsure about your eligibility; we can help assess.
If you or a loved one lives, works, or was present in the affected area in Weatherford on the night of the leak and believes you may have been exposed to ammonia, please contact Fulmer Sill today. Our team has experience in chemical exposure and hazardous materials events, and we are committed to helping our Oklahoma communities seek both clarity and justice.
Call us at 405-510-0077 or fill out our secure online form today for your free case review.