64/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 198 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Colonial Park, PA (2026)
16 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Colonial Park: Walters Environmental Services, Inc., CR Score 64/100; 4.9★ from 198 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Mr. Rooter Plumbing of Central PA, posts 24/7 hours; ranked #2 of 16.
- 2
Most-reviewed: Mr. Rooter Plumbing of Central PA, 498 Google reviews at 4.8★, the most of 16 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
16 Colonial Park septic service companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 7 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.9★ across 16 rated businesses.
Top 10 septic service companies in Colonial Park at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Walters Environmental Services, Inc. | 64 | 4.9★ (198) | Harrisburg, 9 mi away | 24/7 | Overall |
| 2 | Mr. Rooter Plumbing of Central PA | 58 | 4.8★ (498) | Mechanicsburg, 12 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Associated Products Services, Inc. | 58 | 4.2★ (63) | Mechanicsburg, 12 mi away | 24/7 | — |
| 4 | Kline's Services, a Wind River Company | 55 | 4.1★ (93) | Mount Joy, 25 mi away | 24/7 | — |
| 5 | Hoke's Septic Tank Services | 52 | 3.7★ (18) | Harrisburg, 5 mi away | — | — |
| 6 | Totally Stoked Septic & Plumbing Services | 52 | 5.0★ (11) | Hershey, 4 mi away | Sat | — |
| 7 | J. L. Martin & Sons Septic Service | 49 | 4.2★ (40) | York, 24 mi away | — | — |
| 8 | Great Valley Septic Services Inc | 49 | 5.0★ (6) | Radnor, 24 mi away | — | — |
| 9 | Clear Flow Septic, Sewer & Drain | 49 | 5.0★ (5) | New York City, 25 mi away | Sat | — |
| 10 | Scott Murlin's Plumbing Services | 48 | 5.0★ (20) | Harrisburg, 6 mi away | — | — |
The 16 best septic service companies in Colonial Park, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Mechanicsburg, 12 mi away
58/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 498 Google reviews, the most in Colonial Park.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mechanicsburg, 12 mi away
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.2★ from 63 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Joy, 25 mi away
55/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.1★ from 93 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Harrisburg, 5 mi away
52/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.7★ from 18 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hershey, 4 mi away
52/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in York, 24 mi away
49/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.2★ from 40 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Radnor, 24 mi away
49/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in New York City, 25 mi away
49/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Harrisburg, 6 mi away
48/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elizabethtown, 15 mi away
47/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Elizabethtown, 16 mi away
46/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 Roto-Rooter York
Based in Weigelstown, 25 mi away
46/100CR ScoreRanked #13 because of its Google rating and review volume: 4.6★ from 100 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 C&H Excavating
Based in York, 19 mi away
45/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 9 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Enola, 16 mi away
42/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.3★ from 4 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oxford, 22 mi away
41/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Colonial Park
2 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| D & D Septic | 5.0★ (2) | 20 mi |
| Michael Barshinger Builder | 24 mi |
How we ranked Colonial Park septic service companies
We scored 16 Colonial Park septic service companies on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Colonial Park data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Septic service companies in Colonial Park: frequently asked questions
Who is the best septic service company in Colonial Park?
By CR Score, the highest-ranked septic service company in Colonial Park, PA is Walters Environmental Services, Inc. with a CR Score of 64/100. It has 4.9★ from 198 Google reviews. It is open 24/7. Mr. Rooter Plumbing of Central PA (#2) and Associated Products Services, Inc. (#3) follow. We ranked 16 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Colonial Park?
ContractorsRanked ranks 16 septic service companies serving Colonial Park, PA. Another 2 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Colonial Park are open 24/7?
4 ranked septic service companies in Colonial Park post 24/7 hours. The highest-ranked are Walters Environmental Services, Inc. (#1), Mr. Rooter Plumbing of Central PA (#2) and Associated Products Services, Inc. (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Colonial Park work on weekends?
7 of 16 ranked septic service companies post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are Walters Environmental Services, Inc. (#1), Mr. Rooter Plumbing of Central PA (#2) and Associated Products Services, Inc. (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Colonial Park septic service companies have?
The median Google rating among 16 rated septic service companies in Colonial Park is 4.9★, with a median of 15 reviews. Mr. Rooter Plumbing of Central PA has the most, 498 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Colonial Park count in this ranking?
Yes, if they are within 25 mi of the Colonial Park city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Colonial Park
- November 2026: CR Scores recalculated for 16 septic service companies serving Colonial Park.
More septic service companies and Colonial Park pages
Septic service companies near Colonial Park
- Septic service companies in Harrisburg, PA15 ranked
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- Septic service companies in Elizabethtown, PA20 ranked
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- Septic service companies in Shiloh, PA14 ranked
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Other trades in Colonial Park
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- Kitchen remodelers in Colonial Park130 ranked
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- Solar installers in Colonial Park49 ranked
- Garage door repair companies in Colonial Park19 ranked
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- Tree services in Colonial Park93 ranked
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- Water damage restoration companies in Colonial Park130 ranked
- Home builders in Colonial Park168 ranked
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- Window cleaners in Colonial Park24 ranked
- Pressure washing companies in Colonial Park33 ranked
- Pest control companies in Colonial Park14 ranked
- Paving contractors in Colonial Park59 ranked
- Auto glass repair shops in Colonial Park29 ranked
- Excavating contractors in Colonial Park57 ranked
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- All contractors in Colonial Park