61/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 36 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 Delaware, OH (2026)
51 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Delaware: BE Ohio, CR Score 61/100; 5.0★ from 36 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Emergency Plumbing Heating & Air, posts 24/7 hours; ranked #2 of 51.
- 6
Most-reviewed: The Waterworks Plumbing, Drain, Heating & Cooling, 2,138 Google reviews at 4.7★, the most of 51 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
51 Delaware septic service companies are ranked here by CR Score, from ten published factors. 22 are open 24/7, 32 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 4.8★ across 51 rated businesses.
Top 10 septic service companies in Delaware at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | BE Ohio | 61 | 5.0★ (36) | Marion, 3 mi away | 24/7 | Overall |
| 2 | Emergency Plumbing Heating & Air | 60 | 4.8★ (1,104) | Delaware | 24/7 | Emergencies |
| 3 | Bassett Services: Heating, Cooling, Plumbing & Electrical (Discount Drains) | 57 | 4.7★ (987) | Lewis Center, 8 mi away | 24/7 | — |
| 4 | AL’s septic tank pumping | 57 | 5.0★ (23) | Delaware | Sat · Evenings | — |
| 5 | DrainMaster Drain Cleaning & Sewer Line Repair | 57 | 4.9★ (741) | Columbus, 22 mi away | 24/7 | — |
| 6 | The Waterworks Plumbing, Drain, Heating & Cooling | 57 | 4.7★ (2,138) | Columbus, 14 mi away | 24/7 | Most reviews |
| 7 | MJC Septic Services | 56 | 4.9★ (35) | Delaware | — | — |
| 8 | MJC Septic Services | 56 | 5.0★ (35) | Delaware | — | — |
| 9 | Able Sanitation Inc | 56 | 5.0★ (26) | Delaware | — | — |
| 10 | Parson Plumbing and Drains | 55 | 5.0★ (492) | Columbus, 22 mi away | 24/7 | — |
The 51 best septic service companies in Delaware, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Delaware
60/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 1,104 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lewis Center, 8 mi away
57/100CR ScoreRanked #3 because of its Google rating and review volume: 4.7★ from 987 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Delaware
57/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Columbus, 22 mi away
57/100CR ScoreRanked #5 because of its Google rating and review volume: 4.9★ from 741 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Columbus, 14 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.7★ from 2,138 Google reviews, the most in Delaware.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Delaware
56/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 35 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Delaware
56/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Delaware
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Columbus, 22 mi away
55/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 492 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dublin, 10 mi away
54/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Columbus, 22 mi away
54/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 137 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sunbury, 7 mi away
54/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.5★ from 71 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 Epic Septic
Based in Columbus, 22 mi away
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hickory, 22 mi away
53/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Avon, 22 mi away
53/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 16 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sunbury, 11 mi away
53/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.5★ from 44 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Westerville, 17 mi away
52/100CR ScoreRanked #19 because of its Google rating and trade focus: 3.9★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in London, 23 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lewis Center, 10 mi away
52/100CR ScoreRanked #21 because of its Google rating and availability: 4.8★ from 31 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 18 mi away
52/100CR ScoreRanked #22 because of its Google rating and review volume: 5.0★ from 65 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 22 mi away
52/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beavercreek, 22 mi away
51/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 35 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marysville, 18 mi away
51/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Septic service companies ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 51 ranked septic service companies here; the rest are on their profiles.
Also serving Delaware
7 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 |
|---|---|---|
| A Buckeye Rooter Sewer and Drain Services | 1.0★ (2) | 23 mi |
| ACR DRAINS | 24 mi | |
| Axis Decontamination, LLC | 20 mi | |
| Ecosep Septic Tank Pumping | 18 mi | |
| Mr. Rooter Plumbing of Delaware County | 4.8★ (100) | In Delaware |
| Rausch & Sons Septic & Excavation LLC | 15 mi | |
| Roger Rankin's Septic Tank - Plumber | 5.0★ (1) | 17 mi |
How we ranked Delaware septic service companies
We scored 51 Delaware 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 Delaware 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 Delaware: frequently asked questions
Who is the best septic service company in Delaware?
By CR Score, the highest-ranked septic service company in Delaware, OH is BE Ohio with a CR Score of 61/100. It has 5.0★ from 36 Google reviews. It is open 24/7. Emergency Plumbing Heating & Air (#2) and Bassett Services: Heating, Cooling, Plumbing & Electrical (Discount Drains) (#3) follow. We ranked 51 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Delaware?
ContractorsRanked ranks 51 septic service companies serving Delaware, OH. 6 of them are based in Delaware; the rest serve it from nearby towns. Another 7 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Delaware are open 24/7?
22 ranked septic service companies in Delaware post 24/7 hours. The highest-ranked are BE Ohio (#1), Emergency Plumbing Heating & Air (#2) and Bassett Services: Heating, Cooling, Plumbing & Electrical (Discount Drains) (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Delaware work on weekends?
32 of 51 ranked septic service companies post Saturday hours and 24 post Sunday hours. The highest-ranked open Saturdays are BE Ohio (#1), Emergency Plumbing Heating & Air (#2) and Bassett Services: Heating, Cooling, Plumbing & Electrical (Discount Drains) (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Delaware septic service companies have?
The median Google rating among 51 rated septic service companies in Delaware is 4.8★, with a median of 33 reviews. The Waterworks Plumbing, Drain, Heating & Cooling has the most, 2,138 reviews, and ranks #6. 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 Delaware count in this ranking?
Yes, if they are within 25 mi of the Delaware 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 Delaware
- November 2026: CR Scores recalculated for 51 septic service companies serving Delaware.
More septic service companies and Delaware pages
Septic service companies near Delaware
- Septic service companies in Lewis Center, OH62 ranked
- Septic service companies in Powell, OH50 ranked
- Septic service companies in Westerville, OH57 ranked
- Septic service companies in Dublin, OH52 ranked
- Septic service companies in Worthington, OH51 ranked
- Septic service companies in Marysville, OH33 ranked
- Septic service companies in Hilliard, OH51 ranked
- Septic service companies in Marion, OH25 ranked
- Septic service companies in Upper Arlington, OH50 ranked
- Septic service companies in Gahanna, OH50 ranked
Other trades in Delaware
- Roofers in Delaware613 ranked
- Plumbers in Delaware284 ranked
- Electricians in Delaware199 ranked
- HVAC contractors in Delaware261 ranked
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- Painters in Delaware89 ranked
- Landscapers in Delaware111 ranked
- Handymen in Delaware52 ranked
- Kitchen remodelers in Delaware225 ranked
- Bathroom remodelers in Delaware227 ranked
- Flooring contractors in Delaware189 ranked
- Tile installers in Delaware27 ranked
- Drywall contractors in Delaware7 ranked
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- Deck builders in Delaware106 ranked
- Siding contractors in Delaware283 ranked
- Window installers in Delaware192 ranked
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- Solar installers in Delaware39 ranked
- Garage door repair companies in Delaware87 ranked
- Foundation repair companies in Delaware75 ranked
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- Masonry contractors in Delaware108 ranked
- Water damage restoration companies in Delaware239 ranked
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- Window cleaners in Delaware10 ranked
- Pressure washing companies in Delaware23 ranked
- Pest control companies in Delaware89 ranked
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- Auto glass repair shops in Delaware53 ranked
- Excavating contractors in Delaware105 ranked
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- All contractors in Delaware