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Service area water quality

What's actually in your water, by community.

Every figure below comes from the utility's own published report or a government study, with the year it was measured and a link to the document. Where a utility doesn't publish a number, we say so rather than guess. We serve from Pueblo to Castle Rock and Cripple Creek to Limon, with Colorado Springs as our home market.

Read this before you read the numbers

Every water system on this page was reported by its utility as meeting federal and state drinking water standards for the periods cited. Nothing here says your water is unsafe, and we won't say it. Published averages describe a system, not your tap — your address, your plumbing and the season all change what comes out of your faucet. That's the entire argument for testing rather than assuming.

Colorado Springs (Colorado Springs Utilities)

About 75% of Colorado Springs' supply is mountain snowmelt collected near Aspen, Leadville and Breckenridge and carried in through the Homestake, Fryingpan-Arkansas, Twin Lakes and Blue River systems. Snowmelt is naturally soft. At the Pine Valley and McCullough treatment plants, Colorado Springs Utilities reported total hardness averaging 30.7 mg/L — about 1.8 grains per gallon. For comparison, Pueblo is 13.9 gpg and Fountain runs 10–20 gpg.

Here is the part nobody tells you. Colorado Springs Utilities states on its own water quality page that hardness “can depend on which treatment plant supplies your water,” and it does not publish a hardness figure for every plant. The Edward W. Bailey plant on Marksheffel Road treats water from Pueblo Reservoir via the Southern Delivery System — a different, harder source than the mountain water feeding the west side. So your address genuinely matters, and no honest company can quote you a hardness number over the phone. That is exactly why we test.

Typical hardness 1.7–1.9 gpg Soft
What we usually recommend Carbon filtration and reverse osmosis. A softener is rarely justified on this water — and we will tell you so.
MeasureReportedWhat it means
Total hardness30.7 mg/L avg (29.3–33.2) ≈ 1.8 gpgPine Valley & McCullough plants only. CSU does not publish hardness for its other plants.
DisinfectantFree chlorine, 0.89 mg/L avg (0.66–1.02)What most people taste and smell at the tap.
Total trihalomethanes40.9 ppb avg, range 25.4–62.4Chlorine disinfection byproduct. MCL is 80 ppb; system in compliance.
Haloacetic acids (HAA5)23.4 ppb avg, range 11.4–42.4MCL is 60 ppb; system in compliance.
Lead90th percentile 5.7 ppb; tap samples ranged 0–35.4 ppb2 of 59 homes tested above the 15 ppb action level. Source is household plumbing, not the utility — which means the utility can't fix it and you can.
PFASNone detectedCSU tested for 29 PFAS compounds in late 2024 and early 2025 with no detections above reporting limits.
Total dissolved solids63 mg/L avg (58–70)Pine Valley & McCullough. Low.

Sources: Colorado Springs Utilities, 2026 Drinking Water Quality Report (2025 data) and CSU Water Quality Summary Report (2023 data); csu.org water quality page.

Fountain (Fountain Utilities)

Fountain is the clearest hard-water case in our service area, and the City says so itself. Fountain publishes recommended water softener settings on its own website: 165 ppm (10 grains) in winter, 350 ppm (20 grains) in summer. The swing happens because Fountain runs surface water from Pueblo Reservoir alone from November through April, then blends in city wells from May through October.

If your softener is set once and forgotten, it is wrong half the year. That seasonal adjustment is part of our service plan.

Typical hardness 10–20 gpg Hard — seasonal
What we usually recommend This is genuine hard water and it swings with the season. Softener plus carbon, and RO for drinking water.
MeasureReportedWhat it means
Total hardness165 ppm (10 gpg) winter → 350 ppm (20 gpg) summerThe City publishes these as softener settings.
Source~70% surface water (Fountain Valley Authority + Southern Delivery System, both from Pueblo Reservoir); ~30% city wells
PFAS treatmentWells shut down Oct 2015; granular activated carbon treatment operating since June 2018The City states it targets non-detect, below 2 parts per trillion.
Uranium5.95 ppb avg, range 4.5–8.1MCL is 30 ppb; system in compliance.
Total trihalomethanes57.34 ppb avg, range 32.5–87Compliance is calculated on a running annual average; system in compliance.
Sodium101.5 ppm avg (96–110)Worth knowing if anyone in the house is on a sodium-restricted diet. Ask your doctor, not us.

Sources: City of Fountain, Water Department and 2026 Consumer Confidence Report.

Security & Widefield

We are going to be straight with you about this one, because you have been lied to before.

PFAS from decades of firefighting foam use at Peterson reached the Widefield aquifer and was first detected in municipal wells in 2013. The CDC's exposure assessment found residents in this area with PFHxS blood levels up to 6.8 times the national average. That happened, and it is not in dispute.

It has also been addressed. Security Water District brought an ion exchange treatment plant online in April 2021 and reports no detections above 2.0 ppt since. Widefield built its Southmoor treatment plant and its most recent report shows no PFAS detected. We are not going to tell you your water is poisoned to sell you a system. If you want a point-of-use barrier at your kitchen sink anyway, that is a completely reasonable thing to want after what this community went through — and reverse osmosis is the right tool for it.

Typical hardness Hard — approx. 16 gpg calculated Hard
What we usually recommend Softener plus carbon for the house. Reverse osmosis for drinking water — which is what most people here are really asking about.
MeasureReportedWhat it means
Hardness (Security)≈ 274 mg/L ≈ 16 gpg — calculatedCalculated from the District's own reported calcium (85 ppm) and magnesium (15 ppm), single 2023 sample. Neither district publishes a hardness figure directly.
Hardness (Widefield)Not publishedWe test on site.
PFAS — SecurityIon exchange plant online April 2021; none detected above 2.0 ppt since
PFAS — WidefieldSouthmoor treatment plant operating; no PFAS detected in the most recent report
Uranium (Widefield)8.25 ppb avg, range 4.5–14MCL is 30 ppb; system in compliance.
Nitrate (Widefield)6.14 ppm avg, range 4.5–7.4MCL is 10 ppm; system in compliance.
Lead (Widefield)90th percentile 1.9 ppb, but tap samples ranged 0–270 ppbOne site above the action level. Household plumbing, not the utility.
Copper (Security)90th percentile 1.1 ppm against a 1.3 ppm action levelClose to the action level. Household plumbing.

Sources: Security Water District 2025 Water Quality Report; Widefield Water & Sanitation; 2026 Consumer Confidence Report; ATSDR/CDC PFAS Exposure Assessment, El Paso County.

Private wells — Falcon, Peyton, Black Forest, Calhan, Ellicott, Yoder

If you are on a well, every published average in the world is useless to you. A groundwater study of the Upper Black Squirrel Creek basin measured hardness across 50 wells at 7 to 510 mg/L — that is 0.4 to 29.8 grains per gallon, with an average around 6.5 gpg. The spread is the finding.

Well water also brings issues city water doesn't: nitrate, iron, and in the Denver Basin bedrock aquifers under Black Forest and north Falcon, manganese and radon. There is no such thing as a standard well system. There is only a tested well.

Typical hardness 0.4–29.8 gpg Wildly variable
What we usually recommend Nobody can tell you anything useful about a private well without testing it. Two neighbors on the same road can need completely different systems.
MeasureReportedWhat it means
Hardness7–510 mg/L (0.4–29.8 gpg), average 111 mg/L (~6.5 gpg)50 wells sampled, Upper Black Squirrel Creek basin.
NitrateMost wells 2.5–7.5 mg/L, but 9 of 148 samples exceeded the 10 mg/L limit — maximum recorded 72 mg/LThe documented contaminant of concern in this basin. Infants under six months are the population of concern; talk to your pediatrician.
IronUp to 2.8 mg/L; 3 of 43 samples above the 0.3 mg/L secondary standardStaining, metallic taste, orange residue.
Total dissolved solids165–842 mg/L, average 2876 of 77 wells above the 500 mg/L secondary standard.
Arsenic2 of 18 samples detected, maximum 0.01 mg/LOne sample at the 0.01 mg/L limit.
Denver Basin bedrock wellsIron and manganese above secondary standards in roughly 10–20% of USGS samples; radon above the lower proposed standard in over 90%Black Forest, north Falcon, Monument-area acreage. No uranium exceedances found.

Sources: El Paso County Groundwater Quality Study, Phase 1 (Upper Black Squirrel Creek Ground Water Management District); U.S. Geological Survey, Quality of Groundwater in the Denver Basin Aquifer System, SIR 2014-5051.

Pueblo & Pueblo West

Pueblo Water publishes its hardness directly: 238.4 mg/L, or 13.9 grains per gallon. That is roughly eight times Colorado Springs' mountain water. This is the part of our service area where a whole-home softener does exactly what the brochure says it does — less scale on fixtures, longer water heater life, less soap.

Pueblo also disinfects with chloramine rather than free chlorine. Chloramine is more stubborn than chlorine and needs a properly sized catalytic carbon bed to reduce, not a basic carbon filter. If you keep fish, chloramine must be removed before the water goes in the tank.

Pueblo West is a separate utility with its own reservoir shares and treatment plant. It does not publish a hardness figure, so we test.

Typical hardness 13.9 gpg (Pueblo Water) Hard
What we usually recommend Softener earns its keep here. Add carbon for the chloramine, and RO for drinking water.
MeasureReportedWhat it means
Hardness (Pueblo Water)238.4 mg/L as CaCO₃ = 13.9 gpgPublished by the utility, updated August 2026.
Disinfectant (Pueblo Water)ChloramineRequires catalytic carbon, not standard carbon. Fatal to fish if untreated.
SourceRocky Mountain snowmelt above Leadville → Arkansas River → Pueblo Reservoir → Whitlock Treatment Plant
Hardness (Pueblo West)Not publishedSeparate system. We test on site.
Sodium (Pueblo West)206.27 ppm avg, range 20.4–578Notably high and highly variable. Relevant to sodium-restricted diets — ask your doctor.
Gross alpha (Pueblo West)6.44 pCi/L avg (5.09–7.79)MCL is 15 pCi/L; system in compliance.

Sources: Pueblo Water — Your Water; Pueblo West Metropolitan District 2025 Consumer Confidence Report.

Monument, Triview, Palmer Lake & Castle Rock

North of Monument you are drinking Denver Basin aquifer water, and it behaves nothing like Colorado Springs' snowmelt. Castle Rock Water reports hardness averaging 121 mg/L — about 7.1 grains — with individual results ranging from 67 to 239 mg/L (3.9 to 14 gpg) depending on which of its five plants serves you.

The radionuclide picture is the one worth understanding. Triview Metropolitan District has publicly described installing enhanced treatment at both of its plants specifically to remove radium, after elevated radium at a neighboring district. Its 2021 point-of-entry quarterly average was 4.16 pCi/L against a 5.0 limit. These systems are in compliance and treating for it — but if you want a second barrier at the tap, reverse osmosis is the one that reduces radium.

Typical hardness Castle Rock 7.1 gpg avg Moderate to hard
What we usually recommend Denver Basin groundwater country. Softener plus carbon is usually right, but radium and radionuclides make the drinking-water side matter more here than most people realize.
MeasureReportedWhat it means
Hardness — Castle Rock121 mg/L avg (7.1 gpg), range 67–239 mg/L (3.9–14 gpg)2024 data, 64 samples, across five treatment plants.
Disinfectant — Castle RockChloramine (temporarily switched to free chlorine Feb–May 2026)Catalytic carbon required.
Radium — TriviewEnhanced treatment installed at both plants to remove radium; 2021 point-of-entry quarterly average 4.16 pCi/LMCL is 5.0 pCi/L; district in compliance.
Radium — Castle Rock2.8 pCi/L avg (2.3–3.3); gross alpha 9.1 pCi/LMCLs are 5 and 15 pCi/L; system in compliance.
Fluoride — Monument1.3 ppm avg, range 0.68–1.83 — naturally occurring, not addedBelow the 2.0 ppm secondary standard.
Hardness — Monument, Triview, Palmer LakeNot publishedWe test on site.

Sources: Castle Rock Water Quality Report 2025; Triview Metropolitan District — Update on Drinking Water and 2026 CCR; Town of Monument 2026 CCR.

Woodland Park, Cripple Creek, Victor & Teller County

The City of Woodland Park publishes hardness of 60 to 110 mg/L — 3.5 to 6.4 grains per gallon. Moderate. A softener is a judgment call here, not an obvious yes.

What stands out is radium. Woodland Park reported combined radium-226/228 averaging 3.83 pCi/L with a high sample of 5.1, against a limit of 5.0. The system is in compliance — compliance is judged on the average, not a single sample — but that is the tightest margin of any published figure in our service area, and it is the honest reason to consider reverse osmosis at the kitchen sink here.

Woodland Park also runs two separate entry points into its distribution system, so what reaches your house depends on where you live in town. Cripple Creek, Victor and the surrounding acreage are a mix of small systems and private wells — we don't publish numbers we can't source, so those get tested.

Typical hardness 3.5–6.4 gpg Moderate
What we usually recommend Moderate hardness, but this is the one part of our service area where the drinking-water case is driven by radium rather than taste.
MeasureReportedWhat it means
Hardness — Woodland Park60–110 mg/L (3.5–6.43 gpg)City's own published figure.
Combined radium — Woodland Park3.83 pCi/L average, range 2.6–5.1 (15 samples, 2024)MCL is 5.0 pCi/L; system in compliance on the average.
Fluoride — Woodland Park1.2–1.6 ppm, naturally occurring, not addedThe City notes this is slightly above the recommended concentration.
Total trihalomethanes34.55 ppb avg, range 4.1–47MCL is 80 ppb; system in compliance.
Lead90th percentile 6.2 ppbBelow the 15 ppb action level. Household plumbing.
Cripple Creek, Victor, rural Teller CountyNot published / private wellsTested on site. Historic mining district — we test for metals.

Sources: City of Woodland Park, 2025 Water Quality Report and Utilities FAQ.

Coverage

Where we work

Colorado Springs is our home market and where most of our work is. We travel across the Front Range from Pueblo in the south to Castle Rock in the north, and from Cripple Creek in the west out to Limon on the eastern plains.

El Paso County

Colorado Springs · Fountain · Security · Widefield · Monument · Palmer Lake · Falcon · Peyton · Black Forest · Calhan · Ellicott · Yoder · Manitou Springs

North — Douglas County

Castle Rock · Larkspur · Franktown · Sedalia · Castle Pines

South — Pueblo County

Pueblo · Pueblo West · Rye · Colorado City · Beulah

West & East

Woodland Park · Cripple Creek · Victor · Divide · Florissant · Limon · Simla · Matheson · Rush

Not sure if you're in range? Ask us — if we can't get to you we'll say so instead of wasting your time.

Free, no obligation

Find out what's actually in your water.

We test at your kitchen sink, walk you through the results and your utility's own published report, and give you a written recommendation. If your water doesn't need treatment, we'll say so and leave.