St. Johns County to celebrate $6.76 million Hastings wastewater treatment plant improvement project

ST. JOHNS COUNTY, Fla. — St. Johns County will hold a ribbon-cutting ceremony to celebrate the completion of the $6.76 million improvement project for the Hastings wastewater treatment plant located at 900 N. Main St.

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The improvements included replacement and upgrade for the plant to handle additional capacity to handle peak flows due to storm events. It also addresses raised critical equipment above the flood elevation and improved reliability and redundancy for maintenance and emergency response activities.

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Other improvements include:

• Site work/civil improvements to improve vehicular travel
• Surge tank improvements
• New biological nutrient removal (B.N.R.) tank with two trains utilizing the 4-Stage Bardenpho process with internal recycle pumps, blowers, mixers, diffusers, and post-aeration aerator
• Routing of the existing micro-C glycerin and proposed alum feeds from the chemical storage building to the B.N.R. tanks for carbon addition and phosphorus removal
• Upgraded mechanisms in the secondary clarifiers
• New RAS/WAS pump station, piping, valves, and appurtenances
• New tertiary filtration system
• All new electrical wiring plus a standby generator for the site
• New controls for existing and proposed equipment

The budget for this product totaled $6,760,000.