Colorado Well Finder › Wells by county › Adams County › Berkley
A shallow well record near Berkley is not necessarily a household water supply. Within 5 miles, Colorado DWR records show 11,991 permitted wells, but 64% are classified for monitoring and only 16% for domestic or household use. That distinction matters when you compare depths or price a new well.
The area’s recorded median depth is 28 feet. Treat that as a starting point for research, not a drilling specification. For property in Berkley or nearby Twin Lakes, Lakeside and North Washington, the useful comparison is a neighboring well with the same intended use and aquifer.
Figures are computed from Colorado Division of Water Resources permit records for permitted wells within 5 miles of Berkley. Not every permit reports every field; each statistic uses the wells that report it.
| Depth statistic | Feet |
|---|---|
| 25th percentile | 20 |
| Median | 28 |
| 75th percentile | 40 |
| 90th percentile | 90 |
| Deepest on record | 1,751 |
| Aquifer named on permits | Wells |
|---|---|
| unnamed / fractured-bedrock aquifer | 8,827 |
| Alluvial | 1,256 |
| Quaternary Alluvium | 255 |
| Yield statistic | gpm |
|---|---|
| 25th percentile | 8.0 |
| Median | 13.0 |
| 75th percentile | 40.0 |
| Median depth to water | 10 ft |
| Median water level by decade | Depth to water |
|---|---|
| 1960s | 32 ft |
| 2010s | 12 ft |
| 2020s | 8 ft |
Of the 6,721 wells reporting depth, the median is 28 feet and the middle half fall between 20 and 40 feet. That is a shallow record set: 90% are under 100 feet. Yet the deepest recorded well reaches 1,751 feet, so shallow construction is not the only possibility here.
Permits include Alluvial and Quaternary Alluvium aquifer labels, while the local drilling cost model assumes Denver Basin sedimentary bedrock. A driller needs to establish the actual target formation and permitted use before bidding. The 20–40-foot range describes the middle of these records; with monitoring wells dominating, it is not a dependable depth allowance for a new household supply.
The 275 records with reported pump yields have a median of 13.0 gpm, with the middle half between 8.0 and 40.0 gpm. Those rates can look encouraging for a buyer, but a reported pumping rate does not establish sustained household performance or the amount you are legally allowed to pump.
At the low end, 6% report under 1 gpm and 8% report 1–5 gpm. A low-producing well may require storage and careful demand management; it deserves a sustained pumping test before purchase. Ask for recovery observations as well as yield. The limited yield reporting and mixed well uses make it especially important to compare domestic wells rather than assume every nearby record represents a usable home supply.
Static water level is the resting depth to water, not the drilled depth or the available pumping supply. Among 272 reporting wells, the median is 10 feet below ground and the middle half is 7–16 feet.
The decade medians move from 32 feet in the 1960s to 12 feet in the 2010s and 8 feet in the 2020s. Those figures do not show a dropping water table: later measurements are shallower. They also do not prove that water levels rose at a particular property, because the measurements can represent different wells and aquifers. Shallow groundwater is a reason to investigate excavation, foundation and septic conditions, not evidence that a household well will produce reliably.
Permit activity increased from 508 records in the 1980s to 2,234 in the 1990s. The 2010s account for 2,934 permits, and the 2020s account for 1,081, with the newest permit dated 2025. Do not treat the current decade as a completed period or these counts as a measure of new homes.
Only 5,934 records are marked constructed. The most frequent driller-field entry is “Authorized (Pe, Pg)” with 4,109 records; that label should not be treated as a conventional drilling-company recommendation. Other leading entries are Layne, Christensen Co. (Tormoehlen, David A.) with 210 and Ground Exploration Llc (Bender, Joseph T.) with 207. Their presence documents historical work, not current availability or household-well specialization.
The supplied Denver Basin sedimentary-bedrock cost model uses $50–$70 per foot. At the recorded median depth of 28 feet, that puts the drilled hole at about $1,400–$2,000. A finished well with pump, tank, trenching and electrical is modeled at about $7,400–$14,000.
That is a planning estimate, not a household-well quote. Monitoring wells strongly influence the median depth, and a permitted domestic target may be different. Have the contractor separate drilling, casing and grout, pump equipment, electrical work and trenching in the bid. Confirm assumptions about access and the proposed aquifer. Water treatment, difficult site conditions and a different completion depth should be discussed rather than assumed covered by the median-based estimate.
Within about 10 miles of Berkley, the mapped inventory includes 703 PFAS sampling or contamination sites, 191 EPA Superfund or cleanup sites and 6 historic mine features. These are screening flags, not proof that a particular well is contaminated. A sampling location is not automatically a confirmed contamination source.
Review the closest relevant sites, the well’s screened interval and available groundwater reports before choosing a laboratory testing panel. Ask about PFAS testing alongside routine household-water testing. Inspect casing, seals and surface drainage. Low yield remains a separate concern: 6% of reported yields are under 1 gpm. A nearby completed well does not guarantee a productive hole on your lot, and shallow groundwater can complicate septic siting and foundation excavation.
Start with the parcel’s water-service options and DWR permit status, not the nearest dot on the map. An exempt household-use permit is not blanket permission for irrigation or other uses. Depending on the source and proposed use, augmentation requirements may need review.
Then compare constructed domestic wells in the same aquifer around Berkley, Twin Lakes or Sherrelwood. Obtain the seller’s permit, completion report, pump-test results and water-quality results. Have a driller review any missing information before you commit. For a building lot, coordinate the well location with access, the house footprint, utilities and an approved septic layout where applicable. Resolve legal supply, tested performance and site feasibility before relying on the area’s shallow median depth.
| Decade permitted | Wells |
|---|---|
| 1950s | 319 |
| 1960s | 395 |
| 1970s | 356 |
| 1980s | 508 |
| 1990s | 2,234 |
| 2000s | 1,927 |
| 2010s | 2,934 |
| 2020s | 1,081 |
| Most active drillers on record | Wells |
|---|---|
| Authorized (Pe, Pg) | 4,109 |
| Layne, Christensen Co. (Tormoehlen, David A.) | 210 |
| Ground Exploration Llc (Bender, Joseph T.) | 207 |
How this is built: the median permitted depth here times the per-foot range for this ground, plus the normal system costs. A lot at the 75th-percentile depth (40 ft) would run roughly $8,000–$14,800. See the full Colorado well cost guide.
Counts come from EPA, USGS and state datasets layered on the Colorado Well Finder map. A count is not a verdict on any one well; it tells you what to test for.
The numbers above are the area average. Your lot is one point on the map. Search the address to see the real depth, yield and aquifer of each permitted well around it.
Map wells near BerkleyFor a Berkley property where access and building plans need to fit the well and septic layout, Tri-Lakes Contracting is a licensed Colorado contractor for access driveways, site development, new-build septic systems and custom homes.
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A listing photo can't tell you whether a lot is a dream or a money pit. Two parcels near Berkley can carry the same asking price while one needs an $80,000 driveway and a $45,000 engineered septic the other doesn't. The well numbers on this page are the start of that answer. A Tri-Lakes Site Feasibility Report is the rest of it: a licensed general contractor, excavator and septic installer reads the parcel the way we would if we were about to build on it, and puts the real cost in writing before your money is committed.
Spend a little to know. Or gamble a lot to guess. Realtors sell the view and inspectors look at houses that already exist. We're the people who'd build it, so we catch what quietly turns a "great deal" into a budget disaster: bad access, buried rock, steep grade, soil that won't pass for a normal septic, water that's a fortune to reach. And if the lot is good, you've already got a builder ready to do the work, driveway to drywall.
Under contract, comparing parcels, or a realtor with a rural listing whose buyers keep asking "what will it cost to build here?" This is the due-diligence step almost everyone skips, and the one that saves the most.
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Within 5 miles of Berkley, the recorded median well depth is 28 feet, and the middle half range from 20 to 40 feet. However, 64% of permits are for monitoring. A new household well should be planned from its permitted aquifer and comparable domestic completion reports, not the overall shallow median.
The local cost model uses $50–$70 per foot for Denver Basin sedimentary bedrock. At the 28-foot median depth, the hole alone is about $1,400–$2,000, while a finished system is about $7,400–$14,000. Because monitoring wells dominate the records, confirm the household well’s target depth before using that estimate as a budget.
The median reported pump yield is 13.0 gpm, with the middle half between 8.0 and 40.0 gpm. Only 275 records report yield, and 6% of those report under 1 gpm. For a purchase, obtain a sustained pumping test and recovery observations; the area median does not establish your well’s performance or permitted use.
Safety cannot be determined from a permit or depth record. The surrounding inventory includes 703 PFAS sampling or contamination sites within about 10 miles, but that does not establish contamination at your property. Review relevant nearby environmental reports and have the actual well water tested, including discussion of PFAS with the laboratory.
The supplied records do not show a dropping water table. Median measured depth to water was 32 feet in the 1960s, 12 feet in the 2010s and 8 feet in the 2020s. Later measurements are shallower, but different wells and aquifers may be represented. These figures cannot establish a trend for an individual household well.
All wells in Adams County — county-wide depth, yield and cost figures.
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