# Sewer and Water Line Services in Bow Mar, Colorado

Bow Mar is a small town of large lots between Denver and Littleton, and its underground reflects that. Most homes here were built from the 1950s through the 1970s on acre-scale parcels, which means long private sewer laterals and long water service runs with very few access points along the way. When something fails in Bow Mar, the hard part is usually locating it, not fixing it.

## Permits and Authority in Bow Mar

Water and sanitary sewer service in Bow Mar is administered through the Bow Mar Water and Sanitation District rather than through a big-city utility, so tap applications, connection standards, and inspections run through the district. Work that opens a roadway is coordinated with the Town of Bow Mar, and with Arapahoe or Jefferson County where a county road is involved.

We confirm the governing authority for your specific parcel before quoting, because the town straddles two counties and the boundary is not obvious from the address.

- Water and sanitary sewer: Bow Mar Water and Sanitation District.
- Roadway and right-of-way work: Town of Bow Mar, with Arapahoe or Jefferson County on county roads.
- Parcel-level verification before any tap or connection quote.

## Tap and permit notes

- District connection standards and inspection scheduling govern taps here, not city utility procedures.
- Long private runs mean the cleanout location decides how a repair is accessed. Where there is not one, adding it is usually the first thing we recommend.

## Typical pipe era

- 1950s to 1970s construction: cast iron and vitrified clay sewer laterals, with Orangeburg present in some late 1960s runs.
- Copper water services from the 1960s onward, with some galvanized on the earliest homes.

## Common failure modes

- Root intrusion along long laterals crossing mature landscaping.
- Sags and lost grade in runs that cross irrigated lawn on shifting soil.
- Cast iron corrosion at the foundation penetration.
- Failures that are simply hard to reach because the lot is deep and cleanouts are scarce.

## Areas served

- Bow Mar
- Bow Mar South
- Marston Lake area
- Bowles Avenue corridor

## Response time

Bow Mar is close to our southwest Denver yard and is one of the quicker runs we make. Call (720) 935-6221 and we will give you a real arrival window.

## Frequently asked questions

**Who permits sewer and water work in Bow Mar?**

The Bow Mar Water and Sanitation District administers water and sanitary sewer service, so connection standards and inspections go through the district. Roadway work is coordinated with the Town of Bow Mar and, where a county road is involved, with Arapahoe or Jefferson County. We verify which applies to your parcel before we quote.

**Why are repairs on Bow Mar lots harder to locate?**

Because the runs are long and the access is sparse. On an acre lot the lateral can run well over a hundred feet with no cleanout between the house and the main. We locate the line electronically and camera it from the best available access rather than guessing where to dig, which on a property like this is the difference between one excavation and three.

**What pipe should I expect under a 1960s Bow Mar house?**

Usually cast iron at the building transitioning to vitrified clay, with copper on the water side. Orangeburg turns up in some late 1960s installations and is worth ruling out with a camera, because it fails by flattening rather than cracking and gives little warning.

**Do you protect established landscaping during excavation?**

It is a real consideration on these lots, and it is one of the reasons we look hard at trenchless options here. Where the host pipe still holds grade, rehabilitating from access pits avoids trenching a mature yard. Where excavation is genuinely necessary we plan the route, the spoil placement, and the restoration before the machine shows up.

**Do you charge for a sewer camera inspection before quoting a repair?**

We scope the line before we quote anything that involves digging. Guessing at a repair from the surface is how people pay for the wrong work. The camera tells us the material, the depth, the slope, and where the defect actually sits, and that determines whether the answer is a cleaning, a spot repair, a liner, or a full replacement.

**Who is responsible for the sewer lateral, the homeowner or the city?**

Across the Denver metro the property owner is responsible for the sewer lateral from the building out to the main, including the portion under the street and under the sidewalk. That surprises people. It is also why a failure in the right-of-way turns into a permit conversation before it turns into a repair.

**Can you repair a line without digging up the whole yard?**

Often, yes. Where the host pipe still holds its shape and the grade is sound, lining or a pipe burst lets us rehabilitate the run from access points instead of trenching the length of it. Where the line has collapsed, lost its slope, or has to be re-routed, excavation is the honest answer and we say so.

**Do you handle emergency line failures after hours?**

Yes. Sewage backing into a basement and a water service blowing out under a driveway do not wait for business hours. Call (720) 935-6221 and you will reach us, not a call center script.

## Nearby service areas

- [Columbine](https://www.denversewerandwater.com/locations/columbine-co)
- [Littleton](https://www.denversewerandwater.com/locations/littleton-co)
- [Wolhurst](https://www.denversewerandwater.com/locations/wolhurst-co)
- [Ken Caryl](https://www.denversewerandwater.com/locations/ken-caryl-co)

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Denver Sewer and Water is a privately owned, licensed and insured plumbing contractor. We are not affiliated with, endorsed by, or connected to Denver Water, the municipal water utility, or any government entity. To pay a municipal water bill or reach the public utility, visit denverwater.org.

Source: https://www.denversewerandwater.com/locations/bow-mar-co