What is the address of City Of Layton WWTP?

The address on the plant’s EPA facility record is Mile Marker 68 Overseas Hwy (us1), Layton, FL, in Monroe County. Its coordinates are 24.8213, -80.8207. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does City Of Layton WWTP treat?

City Of Layton WWTP treats an average of 0.07 MGD and is permitted for a design flow of 0.07 MGD.

What treatment technology does City Of Layton WWTP use?

Klarifi has identified 4 treatment structures and unit processes at the Layton facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for City Of Layton WWTP?

The facility discharges under NPDES permit FLA419371, currently administratively continued, expiring March 2025.

Who operates City Of Layton WWTP and how do I contact them?

City Of Layton WWTP is a publicly owned treatment works in Layton, Florida. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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City Of Layton WWTP

Mile Marker 68 Overseas Hwy (us1), Layton, FL · Monroe County · Publicly Owned Treatment Works

Average flow: 0.07 MGD

Design flow: 0.07 MGD

NPDES permit: FLA419371; Administratively continued

Permit expires: March 2025

Population served: —; CWNS 2022

City Of Layton WWTP is a publicly owned wastewater treatment works in Layton, Monroe County, Florida treating an average of 0.07 million gallons per day against a permitted design capacity of 0.07 MGD. It discharges under NPDES permit FLA419371 (administratively continued), which expires in March 2025.

Treatment technology

4 treatment structures and unit processes identified at City Of Layton WWTP.

Available with a free Klarifi account

See the full treatment train at City Of Layton WWTP: structures, unit processes and planned upgrades, with exact unit counts.

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Compliance snapshot (last 3 years)

Total violations: —

Effluent violations: —

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

1 verified contact for City Of Layton WWTP, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at City Of Layton WWTP, plus the full compliance history and discharge data.

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Duck Key Wastewater Cooperative

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City Of Marathon Area 7 WWTP

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0.2 MGD

Marathon, City Of - Area 6

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City Of Marathon Area 5 Little Venice WWTP

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City Of Marathon Area 4 WWTP

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City Of Marathon Area 3 WWTP

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Bahia Honda State Park Sand Spur 3

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Key Largo WWTP

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City Of Layton WWTP: frequently asked questions

Sources and methodology

Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.

Data refreshed October 26, 2026; facility record last updated October 22, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms

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