Form 25D-140 Swppp Turbidity Monitoring Field Data for Discharges to Impaired Waterbodies - Alaska

What Is Form 25D-140?

This is a legal form that was released by the Alaska Department of Transportation and Public Facilities - a government authority operating within Alaska. As of today, no separate filing guidelines for the form are provided by the issuing department.

FAQ

Q: What is Form 25D-140?
A: Form 25D-140 is a document used to record turbidity monitoringfield data for discharges to impaired waterbodies in Alaska.

Q: What is a SWPPP?
A: SWPPP stands for Stormwater PollutionPrevention Plan. It is a plan that outlines measures and strategies to prevent pollution from entering stormwater runoff.

Q: What is turbidity?
A: Turbidity is a measure of the cloudiness or haziness of water. It indicates the presence of suspended particles that can impair water quality.

Q: Why is turbidity monitoring important?
A: Turbidity monitoring is important to assess and control the amount of suspended particles in water. High turbidity can harm aquatic life and affect water clarity.

Q: What are impaired waterbodies?
A: Impaired waterbodies are bodies of water that do not meet the water quality standards set by regulatory agencies. They may have high levels of pollutants or other impairments.

Q: What kind of data is recorded on Form 25D-140?
A: Form 25D-140 records information such as monitoring location, date and time of sampling, turbidity measurements, and any corrective actions taken.

Q: Who is responsible for using Form 25D-140?
A: The entity or individual discharging to impaired waterbodies in Alaska is responsible for using Form 25D-140 and submitting the required monitoring data.

Q: Are there specific guidelines for turbidity monitoring in Alaska?
A: Yes, Alaska has specific guidelines and requirements for turbidity monitoring, which are outlined in the Alaska Pollution Discharge Elimination System (APDES) permit.

Q: What happens if a discharge exceeds turbidity limits?
A: If a discharge exceeds turbidity limits, corrective actions must be taken to mitigate the impacts and prevent further violations. These actions may include adjusting sediment controls or reducing the discharge volume.