Oklahoma deq 641 2025

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The document is a Certification Documentation Form for the Environmental Complaints and Local Services Division, used to certify details regarding on-site sewage treatment systems. It requires information about the property owner, property address, legal description, and flow certification related to the sewage system's capacity based on the number of bedrooms or water usage. The form includes a declaration of accuracy and completeness under penalty of law.

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We have answers to the most popular questions from our customers. If you can't find an answer to your question, please contact us.

Can you your own septic system in Oklahoma?

The State of Oklahoma allows non-certified installers to a limited number of systems. However, these instal- lations must be inspected and approved by DEQ personnel before they are backfilled and/or made operational.

How much does it cost to put in a septic system in Oklahoma?

Estimated Cost of Septic Systems Conventional System $3,000 - $4,000 Low Pressure Systems $4,500 - $5,000 Aerobic Treatment Units Spray Irrigation Drip Irrigation $5,500 - $6,000 $7,500 - $8,000 ET/A Systems $4,000 - $12,0001 more row

How small can a septic system be?

The smallest septic tank size available on the market is a 750-gallon tank. This tank size is large enough to hold and separate waste from up to two rooms in a home, but keep in mind that not all municipalities permit tanks of this sizesome areas require septic systems to be at least 1,000 gallons in size.

What is the minimum lot size for a septic system in Oklahoma?

If public water (water from city or rural water district) is used, the minimum lot size requirement for a house needing a septic system is acre for most systems. If an individual drinking water well is used, then a minimum lot size of acre is required for most systems.

What is the Oklahoma DEQ Voluntary Cleanup Program?

The Voluntary Cleanup Program (VCP) provides a means for private parties and government entities to voluntarily investigate and, if warranted, clean up properties that may be contaminated.

deq form 641

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What is the difference between a type 1 and type 2 septic system?

The main difference between a Type 1 and a Type 2 septic system is that a Type 2 septic system includes an additional secondary wastewater treatment stage. As with a Type 1 system, the anaerobic bacteria break down the solids in the oxygen-free septic tank.

What size lot do you need for a septic system?

Minimum Septic Tank Capacity Table Number of BedroomsMinimum Septic Tank SizeDrainfield Size 2 or less 1000 1500 Gallons 800 2500 Sq. Ft. 3 1000 2000 Gallons 1000 2880 Sq. Ft. 4 1250 2500 Gallons 1200 3200 Sq. Ft. 5 1500 3000 Gallons 1600 3400 Sq. Ft.1 more row May 26, 2021

Oklahoma deq 641 2025

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Can you your own septic system in Oklahoma?

How much does it cost to put in a septic system in Oklahoma?

How small can a septic system be?

What is the minimum lot size for a septic system in Oklahoma?

What is the Oklahoma DEQ Voluntary Cleanup Program?

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What is the difference between a type 1 and type 2 septic system?

What size lot do you need for a septic system?

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