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Manitoba • 1,420 Registered Wells

RM of Armstrong Water Well Depth & Hydrogeology

Regional groundwater summary • GWDrill Historical Log Extraction

Bottom Line Up Front

In RM of Armstrong, the median completed well is 123 ft deep.

A published hardness range for this place and aquifer is under 60 to above 180 mg/L as CaCO₃. That is a regional estimate, not a test of your well. Source: Estimate based on Health Canada hardness bands.

Most production draws from LIMESTONE OR DOLOMITE (about 77% of local wells).

These municipal aggregates support planning only — they do not replace an accredited laboratory potability test for your own well.

Interactive Well Depth & Geological Stratigraphy (From Local Driller Logs)

Drag the indicator line or tap a geological stratum below to read the recorded depth range

Drilling in: Carbonate Bedrock (Limestone / Dolomite) (26–1201+ ft)Primary Bedrock Aquifer

Modelled Depth

123 FT

Area median

Drilling cost

$8,610–$18,450

Estimate

Published hardness

under 60 to above 180 mg/L as CaCO₃

0 ft (Surface)Median 123 ft1201 ft (Deep)
Topsoil & Surficial Organics
Glacial Drift Silt & Till
Carbonate Bedrock (Limestone / Dolomite)
From local driller logs:

From local driller logs.

Well Statistics

Local measurements compared against Manitoba provincial benchmarks.

Total Registered Wells 1,420
Median Well Depth 123 ft
MB benchmark: 88 ft provincial median
Average Well Depth 138.6 ft
Recorded Depth Range 11 – 1201 ft
Dominant Aquifer LIMESTONE OR DOLOMITE
Hardness under 60 to above 180 mg/L as CaCO₃ — Estimate. Estimate based on Health Canada hardness bands
Drilling cost $8,610–$18,450 — Estimate. Typical drilling prices in Canada, about $70–$150 per foot
Domestic Household Use 0% of wells

Where This Report Applies

Approximate boundary of RM of Armstrong

Shaded area is an approximate municipal outline for orientation only. Well records are aggregated across the entire RM of Armstrong.

Depth Distribution

Most completed wells fall near the median depth of 123 ft. Recorded depths cover 1,211 wells.

0–49 ft 2.2% · 27
49–98 ft 26.6% · 322
98–148 ft 41.7% · 505
148–197 ft 14% · 170
197–295 ft 10.1% · 122
295–394 ft 4.9% · 59
394–591 ft 0.4% · 5
591+ ft 0.1% · 1

Median depth of 123 ft falls inside the reported range. Deeper completions here usually mean higher mineral content but steadier year-round pressure.

Aquifer Composition

Bedrock and drift aquifers recorded by drillers in this area.

Carbonate Bedrock (Limestone / Dolomite) Primary Bedrock Aquifer
77%

1,094 of 1,420 Major regional bedrock aquifer formed by Ordovician/Silurian dolomite. Known for reliable, high-volume yields with elevated mineral hardness and dissolved calcium/magnesium carbonates.

Undifferentiated Aquifer Regional Formation
21.9%

311 of 1,420 Unclassified hydrogeological formation from legacy provincial drill records.

Sand & Gravel Aquifer Glacial Drift Aquifer
0.8%

11 of 1,420 Shallow to intermediate glacial drift aquifer deposited in alluvial channels or outwash plains. Yields softer water but requires continuous sediment filtration and shallow bacterial monitoring.

Sedimentary Shale Formation Fractured Shale Aquifer
0.1%

2 of 1,420 Fractured sedimentary shale formation (including Odanah / Pierre members). Characterized by high total dissolved solids (TDS) and potential sulfur/iron compounds.

Sandstone Bedrock Formation Basal Bedrock Aquifer
0.1%

1 of 1,420 Deep basal sandstone bedrock unit (including Winnipeg Formation). Supplies exceptionally stable yields; often exhibits moderate mineral hardness with silica-rich water.

Glacial Drift Silt & Till Protective Overburden
0.1%

1 of 1,420 Dense, low-permeability clay-rich glacial deposits with localized silt lenses. Serves as a natural confining barrier protecting deeper aquifers from surface contamination.

69 holes found no usable water. test holes, observation or monitoring wells, dewatering wells, decommissioned wells, dry holes, no-aquifer holes, and other non-supply wells filtered out of the headline

Water Quality Profile

A published hardness range, when one exists for this place and aquifer. Not a test of your well.

Measured nearby

Measured government tests within 25 km of RM of Armstrong.

Soft (<60) Med (61–120) Hard (121–180) V. hard (>180)

USGS (2018) bands reprinted by Health Canada. A range can cross more than one band. This is not a sample.

What this is not

  • Not a laboratory result for a well on your property.
  • Not a reason to size a softener. Size equipment from a lab test.
  • Not a drilling quote. A cost line on this page is a national estimate, not a price for one well.

Health Canada has not set a maximum acceptable concentration for hardness. A wide published range can sit in more than one USGS band.

Drilling Activity

Historical permit and construction activity by decade.

Pre-1970 306 wells · avg 112 ft
1970s 242 wells · avg 125 ft
1980s 231 wells · avg 134 ft
1990s 162 wells · avg 146 ft
2000s 187 wells · avg 159 ft
2010s 116 wells · avg 165 ft
2020s 81 wells · avg 180 ft

65% of dated wells are over 30 years old (pre-1995). Steel casing installed before 1995 can lose integrity over time. Any older well should get a casing inspection and a certified bacterial test before reliance.

Treatment

Size treatment from a laboratory test

This page does not turn a hardness range or a well depth into an equipment total, a grain capacity, or a drilling price. Read the methodology, the filtration guide, and the products catalog.

Suggested system

Suggested system for RM of Armstrong

1

Test kit

estimate, confirm with a lab test

A test of your own well comes before any equipment. Test for coliform bacteria.

Water testing
2

Iron and manganese filter

estimate, confirm with a lab test

An iron filter is worth considering because wells in this place draw from LIMESTONE OR DOLOMITE. This follows the aquifer type. Iron and manganese were not used from a monitoring-well test.

Iron and manganese guide
3

Water softener

estimate, confirm with a lab test

Some wells nearby test above 120 mg/L, a softener may help, confirm with a lab test. 43 wells test above 180 mg/L.

Hard-water guide
Local Contractors

Licensed Water Well Drillers Serving RM of Armstrong

Because water wells in RM of Armstrong average 123 ft into limestone or dolomite, contractors equipped with heavy rotary rigs and proper casing seals are recommended. Contact local drillers directly or request competitive bids.

Interlake Water Supply Co Ltd.

Yard: Inwood, MB (19.5 km away)

★ 4.0 (4 Google reviews)
Interlake Limestone Bedrock Artesian Flow Relief Pasture Wells

Ford Drilling Ltd.

Yard: Matlock, MB (38.7 km away)

★ 4.5 (4 Google reviews)
Interlake Limestone Bedrock Residential Wells Submersible Pumps

MacKay Drilling & Pumps

Yard: Warren, MB (61 km away)

Confirm the contractor's provincial licence before you hire
Submersible Pumps Pressure Tanks Bedrock Casing

Selkirk Drillers Ltd.

Yard: Selkirk, MB (64.4 km away)

★ 4.6 (18 Google reviews)
Red River Carbonate Aquifers Domestic Drinking Wells Pump Diagnostics

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Frequently Asked Questions

Quick answers about water wells in RM of Armstrong.

What is the median well depth in RM of Armstrong?

Among 1211 producing water wells with a recorded depth, the median is 123.0 ft (37.4904 m).

Which aquifer is recorded most often in RM of Armstrong?

The most frequently recorded producing aquifer is LIMESTONE OR DOLOMITE, on 1069 of 1420 wells with a producing aquifer name.

Adjacent Municipalities & Nearby Well Records

Explore neighbouring hydrogeological formations and compare drilling depths

Nearby communities