80602
Brighton, CO
BRIGHTON CITY OF

Is Brighton tap water safe to drink?

Higher concern
Last tested: August 2025
Action Advised
Source: Official EPA UCMR5 federal monitoring data | Last tested August 2025

Can you drink the tap water in Brighton?

Brighton tap water has 25 contaminants above EPA guidelines, including PFPeA at 6,4× the limit (tested August 2025). See the full compound-by-compound breakdown and filter recommendations.

Recommended for Brighton tap water
Water filter for Brighton tap water: Epic Pure XP Water Filter Pitcher
Pitcher filter
Epic Pure XP Water Filter Pitcher
NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.
Contaminants above EPA limits detected in Brighton. Fastest way to reduce exposure.
See certified filter on Amazon

The health risk for Brighton

PFAS ('forever chemicals') have been detected above EPA limits in this water system's most recent tests. These synthetic chemicals do not break down in the body and are linked to a range of health effects. A certified filter is strongly recommended.
  • lithium, PFBS, PFOA, PFOS, PFPeA above limit.
PFPeA concentration (µg/L) August 2025
0 µg/L 0.003 µg/L 0.02 µg/L
0.019 µg/L
Detected
µg/L
0.003 µg/L
EPA limit
guideline
543% above limit
Comparison
vs. guideline
EPA limit: 0.003 µg/L | Your water: 0.019 µg/L
Certified Filters for Brighton Tap Water

PFPeA (a PFAS 'forever chemical') was detected above EPA limits. These filters are independently certified to reduce common drinking-water contaminants.

Water filter recommendation for Brighton tap water: Epic Pure XP Water Filter Pitcher
Pitcher filter
Epic Pure XP Water Filter Pitcher
NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.
Best for renters or quick setup. No installation needed.
See certified filter on Amazon
Water filter recommendation for Brighton tap water: Waterdrop G3P600 Reverse Osmosis System
Under-sink RO system
Waterdrop G3P600 Reverse Osmosis System
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
Best for homeowners. Heavy-duty filtration for long-term protection.
See certified filter on Amazon
Most elevated compounds
Compound Measurement EPA Limit Comparison
PFPeA
Tested: August 2025 · Purchased Water from Denver		 0.019 µg/L 0.003 µg/L 543% above limit
lithium
Tested: October 2024 · Thornton Connection		 31.900 µg/L 10 µg/L 219% above limit
PFBS
Tested: October 2023 · MEMBRANE PLANT		 0.009 µg/L 0.003 µg/L 197% above limit
lithium
Tested: August 2023 · Wes Brown TP		 25.500 µg/L 10 µg/L 155% above limit
lithium
Tested: October 2024 · Storage Tank for CT 3 MG		 25.200 µg/L 10 µg/L 152% above limit
View all tested compounds

Storage Tank for CT 3 MG · Tested: October 2024

Compound Measurement EPA Limit Comparison
lithium 25.200 µg/L 10 µg/L 152% above limit
PFBS 0.006 µg/L 0.003 µg/L 110% above limit
PFOS 0.008 µg/L 0.004 µg/L 105% above limit
PFPeA 0.005 µg/L 0.003 µg/L 60% above limit
PFOA 0.005 µg/L 0.004 µg/L 18% above limit
PFHxS 0.006 µg/L 0.01 µg/L 61% of limit
PFBA 0.009 µg/L 6 µg/L 0.1% of limit
PFHxA 0.004 µg/L 3 µg/L 0.1% of limit
HFPO-DA <0.005 µg/L 0.01 µg/L Below limit
PFNA <0.004 µg/L 0.01 µg/L Below limit
11Cl-PF3OUdS <0.005 µg/L 0.005 µg/L Below limit
4:2 FTS <0.003 µg/L 0.003 µg/L Below limit
6:2 FTS <0.005 µg/L 0.005 µg/L Below limit
8:2 FTS <0.005 µg/L 0.005 µg/L Below limit
9Cl-PF3ONS <0.002 µg/L 0.002 µg/L Below limit
ADONA <0.003 µg/L 0.003 µg/L Below limit
PFDA <0.003 µg/L 0.003 µg/L Below limit
PFDoA <0.003 µg/L 0.003 µg/L Below limit
PFHpA <0.003 µg/L 0.003 µg/L Below limit
PFHpS <0.003 µg/L 0.003 µg/L Below limit
PFTrDA <0.007 µg/L 0.007 µg/L Below limit
PFUnA <0.002 µg/L 0.002 µg/L Below limit

Storage Tank for CT 8 MG · Tested: October 2024

Compound Measurement EPA Limit Comparison
lithium 24.500 µg/L 10 µg/L 145% above limit
PFBS 0.007 µg/L 0.003 µg/L 120% above limit
PFOS 0.009 µg/L 0.004 µg/L 112% above limit
PFPeA 0.005 µg/L 0.003 µg/L 63% above limit
PFOA 0.005 µg/L 0.004 µg/L 22% above limit
PFHxS 0.006 µg/L 0.01 µg/L 60% of limit
PFHxA 0.005 µg/L 3 µg/L 0.2% of limit
PFBA 0.009 µg/L 6 µg/L 0.1% of limit
HFPO-DA <0.005 µg/L 0.01 µg/L Below limit
PFNA <0.004 µg/L 0.01 µg/L Below limit
11Cl-PF3OUdS <0.005 µg/L 0.005 µg/L Below limit
4:2 FTS <0.003 µg/L 0.003 µg/L Below limit
6:2 FTS <0.005 µg/L 0.005 µg/L Below limit
8:2 FTS <0.005 µg/L 0.005 µg/L Below limit
9Cl-PF3ONS <0.002 µg/L 0.002 µg/L Below limit
ADONA <0.003 µg/L 0.003 µg/L Below limit
PFDA <0.003 µg/L 0.003 µg/L Below limit
PFDoA <0.003 µg/L 0.003 µg/L Below limit
PFHpA <0.003 µg/L 0.003 µg/L Below limit
PFHpS <0.003 µg/L 0.003 µg/L Below limit
PFTrDA <0.007 µg/L 0.007 µg/L Below limit
PFUnA <0.002 µg/L 0.002 µg/L Below limit

MEMBRANE PLANT · Tested: October 2023

Compound Measurement EPA Limit Comparison
PFBS 0.009 µg/L 0.003 µg/L 197% above limit
PFPeA 0.004 µg/L 0.003 µg/L 30% above limit
lithium 12.000 µg/L 10 µg/L 20% above limit
PFOS 0.004 µg/L 0.004 µg/L 10% above limit
PFHxS 0.004 µg/L 0.01 µg/L 40% of limit
PFHxA 0.004 µg/L 3 µg/L 0.1% of limit
HFPO-DA <0.005 µg/L 0.01 µg/L Below limit
PFNA <0.004 µg/L 0.01 µg/L Below limit
PFBA <0.005 µg/L 6 µg/L Below limit
11Cl-PF3OUdS <0.005 µg/L 0.005 µg/L Below limit
4:2 FTS <0.003 µg/L 0.003 µg/L Below limit
6:2 FTS <0.005 µg/L 0.005 µg/L Below limit
8:2 FTS <0.005 µg/L 0.005 µg/L Below limit
9Cl-PF3ONS <0.002 µg/L 0.002 µg/L Below limit
ADONA <0.003 µg/L 0.003 µg/L Below limit
PFDA <0.003 µg/L 0.003 µg/L Below limit
PFDoA <0.003 µg/L 0.003 µg/L Below limit
PFHpA <0.003 µg/L 0.003 µg/L Below limit
PFHpS <0.003 µg/L 0.003 µg/L Below limit
PFOA <0.004 µg/L 0.004 µg/L Below limit
PFTrDA <0.007 µg/L 0.007 µg/L Below limit
PFUnA <0.002 µg/L 0.002 µg/L Below limit

Thornton Connection · Tested: October 2024

Compound Measurement EPA Limit Comparison
lithium 31.900 µg/L 10 µg/L 219% above limit
PFPeA 0.006 µg/L 0.003 µg/L 117% above limit
PFBS 0.003 µg/L 0.003 µg/L 3% above limit
PFHxA 0.004 µg/L 3 µg/L 0.1% of limit
PFBA 0.008 µg/L 6 µg/L 0.1% of limit
HFPO-DA <0.005 µg/L 0.01 µg/L Below limit
PFNA <0.004 µg/L 0.01 µg/L Below limit
PFHxS <0.003 µg/L 0.01 µg/L Below limit
11Cl-PF3OUdS <0.005 µg/L 0.005 µg/L Below limit
4:2 FTS <0.003 µg/L 0.003 µg/L Below limit
6:2 FTS <0.005 µg/L 0.005 µg/L Below limit
8:2 FTS <0.005 µg/L 0.005 µg/L Below limit
9Cl-PF3ONS <0.002 µg/L 0.002 µg/L Below limit
ADONA <0.003 µg/L 0.003 µg/L Below limit
PFDA <0.003 µg/L 0.003 µg/L Below limit
PFDoA <0.003 µg/L 0.003 µg/L Below limit
PFHpA <0.003 µg/L 0.003 µg/L Below limit
PFHpS <0.003 µg/L 0.003 µg/L Below limit
PFOA <0.004 µg/L 0.004 µg/L Below limit
PFOS <0.004 µg/L 0.004 µg/L Below limit
PFTrDA <0.007 µg/L 0.007 µg/L Below limit
PFUnA <0.002 µg/L 0.002 µg/L Below limit

Thornton Treatment Plant · Tested: November 2023

Compound Measurement EPA Limit Comparison
lithium 21.300 µg/L 10 µg/L 113% above limit
PFPeA 0.005 µg/L 0.003 µg/L 83% above limit
PFBS 0.004 µg/L 0.003 µg/L 40% above limit
PFHxA 0.006 µg/L 3 µg/L 0.2% of limit
PFBA 0.006 µg/L 6 µg/L 0.1% of limit
HFPO-DA <0.005 µg/L 0.01 µg/L Below limit
PFNA <0.004 µg/L 0.01 µg/L Below limit
PFHxS <0.003 µg/L 0.01 µg/L Below limit
11Cl-PF3OUdS <0.005 µg/L 0.005 µg/L Below limit
4:2 FTS <0.003 µg/L 0.003 µg/L Below limit
6:2 FTS <0.005 µg/L 0.005 µg/L Below limit
8:2 FTS <0.005 µg/L 0.005 µg/L Below limit
9Cl-PF3ONS <0.002 µg/L 0.002 µg/L Below limit
ADONA <0.003 µg/L 0.003 µg/L Below limit
PFDA <0.003 µg/L 0.003 µg/L Below limit
PFDoA <0.003 µg/L 0.003 µg/L Below limit
PFHpA <0.003 µg/L 0.003 µg/L Below limit
PFHpS <0.003 µg/L 0.003 µg/L Below limit
PFOA <0.004 µg/L 0.004 µg/L Below limit
PFOS <0.004 µg/L 0.004 µg/L Below limit
PFTrDA <0.007 µg/L 0.007 µg/L Below limit
PFUnA <0.002 µg/L 0.002 µg/L Below limit

Wes Brown TP · Tested: August 2023

Compound Measurement EPA Limit Comparison
lithium 25.500 µg/L 10 µg/L 155% above limit
PFPeA 0.007 µg/L 0.003 µg/L 150% above limit
PFBS 0.004 µg/L 0.003 µg/L 20% above limit
PFHxA 0.006 µg/L 3 µg/L 0.2% of limit
PFBA 0.008 µg/L 6 µg/L 0.1% of limit
HFPO-DA <0.005 µg/L 0.01 µg/L Below limit
PFNA <0.004 µg/L 0.01 µg/L Below limit
PFHxS <0.003 µg/L 0.01 µg/L Below limit
11Cl-PF3OUdS <0.005 µg/L 0.005 µg/L Below limit
4:2 FTS <0.003 µg/L 0.003 µg/L Below limit
6:2 FTS <0.005 µg/L 0.005 µg/L Below limit
8:2 FTS <0.005 µg/L 0.005 µg/L Below limit
9Cl-PF3ONS <0.002 µg/L 0.002 µg/L Below limit
ADONA <0.003 µg/L 0.003 µg/L Below limit
PFDA <0.003 µg/L 0.003 µg/L Below limit
PFDoA <0.003 µg/L 0.003 µg/L Below limit
PFHpA <0.003 µg/L 0.003 µg/L Below limit
PFHpS <0.003 µg/L 0.003 µg/L Below limit
PFOA <0.004 µg/L 0.004 µg/L Below limit
PFOS <0.004 µg/L 0.004 µg/L Below limit
PFTrDA <0.007 µg/L 0.007 µg/L Below limit
PFUnA <0.002 µg/L 0.002 µg/L Below limit

Purchased Water from Denver · Tested: August 2025

Compound Measurement EPA Limit Comparison
PFPeA 0.019 µg/L 0.003 µg/L 543% above limit
lithium 14.700 µg/L 10 µg/L 47% above limit
PFHxA 0.009 µg/L 3 µg/L 0.3% of limit
PFBA 0.011 µg/L 6 µg/L 0.2% of limit
HFPO-DA <0.005 µg/L 0.01 µg/L Below limit
PFNA <0.004 µg/L 0.01 µg/L Below limit
PFHxS <0.003 µg/L 0.01 µg/L Below limit
11Cl-PF3OUdS <0.005 µg/L 0.005 µg/L Below limit
4:2 FTS <0.003 µg/L 0.003 µg/L Below limit
6:2 FTS <0.005 µg/L 0.005 µg/L Below limit
8:2 FTS <0.005 µg/L 0.005 µg/L Below limit
9Cl-PF3ONS <0.002 µg/L 0.002 µg/L Below limit
ADONA <0.003 µg/L 0.003 µg/L Below limit
PFBS <0.003 µg/L 0.003 µg/L Below limit
PFDA <0.003 µg/L 0.003 µg/L Below limit
PFDoA <0.003 µg/L 0.003 µg/L Below limit
PFHpA <0.003 µg/L 0.003 µg/L Below limit
PFHpS <0.003 µg/L 0.003 µg/L Below limit
PFOA <0.004 µg/L 0.004 µg/L Below limit
PFOS <0.004 µg/L 0.004 µg/L Below limit
PFTrDA <0.007 µg/L 0.007 µg/L Below limit
PFUnA <0.002 µg/L 0.002 µg/L Below limit
Primary source EPA UCMR5 (2023-2025)
Guideline source EPA drinking water standard (lithium: 10 µg/L)
Last tested August 2025
Last page update 2026-03-31

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    Data reflects publicly reported utility records from EPA datasets and local utility disclosures. This information is educational and not medical advice.

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