Usable water-supply records with plausible depth values.
7,506 LOCAL WELL RECORDS
Well Drilling Cost in Thunder Bay District, Ontario
Well drilling cost in Thunder Bay District depends heavily on depth, casing, geology, access and quote inclusions. Local records show a 128 ft median depth and a 75–210 ft typical range to help frame contractor conversations.
Median recorded depth128 ft
39% deeper than Ontario's 92 ft median.
INTERACTIVE LOCAL WELL EXPLORER
Map and well records in Thunder Bay District
Filter local records by depth, yield and completion year. The sorted well list updates with the map.
Loading regional well records…
Half of usable records are shallower and half deeper.
More affected by unusually deep wells than the median.
The middle 50% of recorded depths.
Records below 10 ft are excluded.
An observed extreme, not a drilling expectation.
LOCAL COST CONTEXT
How much does it cost to drill a well in Thunder Bay District?
There is no trustworthy single price for Thunder Bay District. Official records do not include invoices, but they show that the middle half of recorded wells are 75–210 ft deep. Contractors must still price casing, geology, access, pump equipment, site work and exclusions for the specific property.
WATER & CONSTRUCTION SIGNALS
More than depth: what Thunder Bay District records contain
These fields come from a stratified sample of 2,000 local records and are shown with coverage counts.
Typical sampled range: 3–10 GPM across 1,479 records.
Middle 50%: 8–28 ft below ground across 1,390 records.
Air Percussion (1008) · Rotary (Air) (379) · Cable Tool (246)
Granite (1122) · Clay (1044) · Gravel (808)
Newest sampled record: 2022 · 368 completed since 2015.
REGIONAL WELL YIELD
How recorded pump-test yields compare
Median yield is calculated from reported GPM values in a stratified sample of up to 2,000 usable records per region.
RegionRelative median yieldMedianMiddle 50%Yield recordsCoverage
Perth County12 GPM10–15 GPM1,97599%Waterloo Region10 GPM8–15 GPM1,83792%Dufferin County10 GPM5–10 GPM1,92996%Wellington County10 GPM8–15 GPM1,91696%Leeds and Grenville10 GPM5–15 GPM1,96498%Huron County10 GPM10–15 GPM1,97099%Tiny Township10 GPM5–12 GPM1,72786%Milton10 GPM5–12 GPM1,85893%Oxford County9 GPM5–15 GPM1,95798%Bruce County8 GPM5–10 GPM1,96498%Thunder Bay District5 GPM3–10 GPM1,47974%Yield reflects the rate reported during historical well testing. Testing methods, duration and record completeness vary, so these figures provide regional context rather than guaranteed supply.
Recorded depth distribution in Thunder Bay District
0 ftMedian 128 ft400 ft
Most usable records fall between 75 and 210 ft. The average is 19 ft above the median, showing how extreme wells influence a simple average.
What stands out
- Regional depth contextThe local median is 39% deeper than Ontario overall.
- Useful pump-test coverage89% of usable records include a reported GPM value.
- Meaningful local variabilityThe middle half of wells spans 135 vertical feet.
ACCURATE COST PLANNING
What should a Thunder Bay District well quote include?
Compare written scopes rather than multiplying a regional depth by a generic per-foot rate.
Per-foot rate, minimum charge, bore diameter and what happens if the well must go deeper.
Included casing footage, material, extra-foot rate, grout and sanitary completion.
Pump, drop pipe, wire, pressure tank, controls, pitless adapter and installation.
Mobilization, rig access, trenching, waterline, electrical runs and restoration.
Pump testing, laboratory water tests and whether treatment equipment is excluded.
HST, permits or approvals, unsuccessful-hole terms and other stated exclusions.
Price disclaimer: WellEstimate does not have verified contractor transaction data for this region and therefore does not publish a regional dollar estimate.
Request a site-specific contractor quote →LOCAL COST QUESTIONS
Thunder Bay District well drilling cost FAQ
Practical answers grounded in local records, with the limits of preliminary planning made clear.
How much does it cost to drill a well in Thunder Bay District?
The official well records do not contain contractor prices, so a reliable local dollar figure cannot be calculated from them. Ask licensed contractors for itemized quotes based on the property, expected depth, casing, access, pump, trenching, electrical work, testing and treatment.
How deep are wells in Thunder Bay District?
The median recorded water-supply well depth is 128 feet. The middle 50% of 7,506 usable local records ranges from 75 to 210 feet.
What affects well drilling cost in Thunder Bay District?
Important cost factors include required depth, casing and overburden, bedrock conditions, drill-rig access, mobilization, pump sizing, trenching, pressure equipment, water treatment and testing.
What should a Thunder Bay District well drilling quote include?
Compare the drilling rate and minimum charge, included casing and grout, pump and pressure equipment, mobilization, trenching, electrical work, testing, restoration, HST, exclusions and additional-depth terms.
Can nearby wells predict the cost of a new well in Thunder Bay District?
Nearby records can show historical depth, geology, yield and construction patterns, but they cannot predict an exact new-well depth or price. Use them to test quote assumptions, then rely on a licensed contractor's written site-specific scope.
TRACEABLE WELL RECORDS
Deepest and shallowest wells in Thunder Bay District
Well IDs connect these observations back to individual government records. Extremes should not be treated as expected depths.
Deepest recorded wells
| # | Depth | Municipality | Year | Well ID |
|---|---|---|---|---|
| 1 | 827 ft | JACQUES | 2005 | 6107555 |
| 2 | 827 ft | WARE | 2005 | 6107559 |
| 3 | 804 ft | SHUNIAH (MACGREGOR) | 2014 | 7217617 |
| 4 | 755 ft | NIPIGON | 2005 | 6107468 |
| 5 | 707 ft | O'CONNOR | 1997 | 6106092 |
Shallowest recorded wells
| # | Depth | Municipality | Year | Well ID |
|---|---|---|---|---|
| 1 | 10 ft | SIBLEY | 1997 | 6105866 |
| 2 | 10 ft | THUNDER BAY (MCINTYRE) | 2006 | 6107530 |
| 3 | 10 ft | THUNDER BAY | Not reported | 7101784 |
| 4 | 11 ft | LINDSLEY (UNSURVEYED) | 1966 | 6100101 |
| 5 | 11 ft | JACQUES | 1974 | 6101291 |
FIND WELLS NEAR YOUR PROPERTY
Analyze my propertyRegional statistics are only the starting point.
Well depths can vary within Thunder Bay District. Enter your address to analyze reported wells around your exact location and build a preliminary property report.
Source: Ontario Water Well Information System · dataset through 2025-08-31 · Water-supply wells with recorded depths from 10 to 1,500 ft. Percentiles use sorted recorded depth. Information disclaimer: Historical records are planning context, not a site assessment or professional advice. Records may be incomplete, approximately located or unrepresentative of a future well.