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Facility Details: Next Era Energy Duane Arnold Energy Center

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  • Name/Address:
  • Next Era Energy Duane Arnold Energy Center
  • 3277 DAEC ROAD
  • Palo, IA 52324
  • Owner: NEXTERA ENERGY DUANE ARNOLD LLC
  • State Facility ID: 310377472
  • Federal Facility ID: 110039561603
  • Location Supplement: DELTA WELL 4
  • Location Comment: 3277 DAEC RD - YAHOO YELLOW PAGES, TIGER AND CIR
  • Latitude: 42.10125
  • Longitude: -91.77764
  • Location Accuracy: 25 m (Good)
  • Reference Point: CENTER OF FACILITY
  • Collection Method: GPS CODE (PSEUDO RANGE) DIFFERENTIAL
  • Last Updated: 2/22/2026 3:27 AM
  • Collected By: cekahle

Aliases
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Program Name Start Date End Date
Public Water Supply Operating Permit Nextera Energy Duane Arnold Llc 09/16/2009
NPDES General Permit #1-3 - Storm Water Fpl Energy Duane Arnold, Llc 08/15/2008
NPDES General Permit #1-3 - Storm Water Nextera Energy Duane Arnold, Llc 08/15/2008
NPDES General Permit #1-3 - Storm Water Duane Arnold Engergy Center 08/15/2008
NPDES General Permit #1-3 - Storm Water Nuclear Management Company 08/15/2008
NPDES General Permit #1-3 - Storm Water Nuclear Management Company 08/15/2008
NPDES General Permit #1-3 - Storm Water Nextera Energy Duane Arnold, Llc 08/15/2008
NPDES General Permit #1-3 - Storm Water Duane Arnold Energy Center - Security Ditch 09/10/2009
NPDES General Permit #1-3 - Storm Water Nextera Energy Duane Arnold; Gravity Flow Pipeline - Construction 08/07/2015
UST Iowa Electric Light & Power Company 01/08/2007
Water Use Duane Arnold Energy Center 06/07/2012
NPDES Wastewater Treatment Operating Permit Fpl Energy Duane Arnold, Llc 04/20/2009
NPDES Wastewater Treatment Operating Permit Ip&l-duane Arnold Energy Center 03/04/2007 9/11/2007 12:56:04 PM
NPDES Wastewater Treatment Operating Permit Ies Utilities, Inc. 01/01/1990 3/4/2007 6:52:30 PM
NPDES Wastewater Treatment Operating Permit Nextera Energy Duane Arnold, Llc 03/04/2007
Minor Duane Arnold Energy Center 06/13/2011
Minor Nextera Energy Duane Arnold, Llc 12/27/2018
RCRA Nextera Energy Duane Arnold, L 06/19/2009
RCRA Nextera Energy Duane Arnold 09/01/2011
RCRA Itc Transmission - Midwest Duane Arnold 02/18/2010

Program Information
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Water Supply - Public Water Supply Operating Permit

PWS IDActivity StatusWater Source TypeWater Supply TypeConstruction Permits
IA5715150 InactiveGround WaterNon-Transient Non-CommunityTo Site

Wastewater - NPDES General Permit #1-3 - Storm Water

Program IDPermit TypeLegal StatusPermit StartPermit EndLink to Details
10663-10458GP #2Private12/16/20053/1/2026To Stormwater Site
5345-5188GP #2Private6/11/2002DiscontinuedTo Stormwater Site
6052-5864GP #2Private4/23/2003DiscontinuedTo Stormwater Site
6306-6114GP #2Private6/9/2003DiscontinuedTo Stormwater Site
10401-10199GP #2Private10/19/2005DiscontinuedTo Stormwater Site
17753-17523GP #2Private9/10/2009DiscontinuedTo Stormwater Site
27535-27282GP #2Private8/7/2015DiscontinuedTo Stormwater Site

Underground Storage Tank - UST

RegistrationNumber of LUSTsUST StatusLast Inspected DateLink to Details
1986044840To UST Site

Water Supply - Water Use

Permit NumberStatusWater SourceUsage TypeReceived DateDecision DateTermination DateLink to Details

Wastewater - NPDES Wastewater Treatment Operating Permit

EPA IDState IDPermit TypeClassPreTreatmentIssue DateExpiration DateStatusConstruction Permits
00037275700104INDUSTRIALMAJORNo PENDINGTo Site
00037275700104INDUSTRIALMAJORNo 3/1/2022 2/28/2027 ACTIVETo Site

Air - Minor

Plant #RequirementTypePermit StatusPermit IssuedPermit ExpirationLink to Details

Hazardous Waste - RCRA



Industrial Codes
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No SIC Information for this site.
No NAICS Information for this site.

Compliance Links
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Enforcement Action
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No Enforcement Action Information for this site.

Features
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NPDES Wastewater Treatment Operating Permit Feature List

Name Type Accuracy Supplemental Location
FD-1 Wastewater Treatment 100 m (Fair)
OF-1 Outfall 88 m (Fair) DISCHARGE OF COOLING TOWER BLOWDOWN FROM THE RECIR
OF-2 Outfall 56 m (Fair) STORM WATER RUNOFF AND DISCHARGES FROM A SEQUENCIN
OF-4 Outfall 0 m (Good)
OF-5 Outfall 0 m (Good)
OF-7 Outfall 0 m (Good)
OF-8 Outfall 0 m (Good)
OF-9 Outfall 0 m (Good)
OF-10 Outfall 0 m (Good)
OF-11 Outfall 0 m (Good)
OF-12 Outfall 0 m (Good)
OF-13 Outfall 0 m (Good)
OF-14 Outfall 0 m (Good)
OF-15 Outfall 0 m (Good)
OF-16 Outfall 0 m (Good)

Public Water Supply Operating Permit Feature List

Name State ID Type Accuracy Supplemental Location
PLUG #3 (1975) WL03 Well 70 m (Fair)
WELL #6 (C OR CHARLIE) (1999) WL06 Well 143 m (Poor)
PLUG #1 (1970) WL01 Well 70 m (Fair)
WELL #5 (B OR BRAVO) (1992) WL05 Well 70 m (Fair)
PLUG #2 (1970) WL02 Well 70 m (Fair)
WELL #4 (D OR DELTA) (1980) WL04 Well 283 m (Poor)
WELL #7 (A OR ALPHA) (2001) WL07 Well 70 m (Fair)
TREATMENT PLANT TP01 Water Treatment Plant 3300 m (Poor)

Water Use Feature List

Name Type Accuracy Supplemental Location
W315 Well 20 m (Good)
W1705 Well 20 m (Good)
W316 Well 20 m (Good)
S166 Intake-Stream 20 m (Good)
W2021 Well 20 m (Good)