67/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 2,811 Google reviews, the most in Merriam.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Merriam, KS (2026)
57 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Merriam: A-1 Sewer & Septic, CR Score 67/100; 4.8★ from 2,811 Google reviews; open 24/7.
- 4
Best for emergencies (open 24/7): Dick Ray Master Plumber Heating and Cooling, posts 24/7 hours; ranked #4 of 57.
- 4
Most-reviewed: Dick Ray Master Plumber Heating and Cooling, 1,414 Google reviews at 4.8★, the most of 57 ranked after A-1 Sewer & Septic; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
57 Merriam septic service companies are ranked here by CR Score, from ten published factors. 15 are open 24/7, 29 open Saturdays and 21 open Sundays, based on posted hours. The median Google rating is 4.9★ across 57 rated businesses.
Most of this list also appears on the Septic service companies in Overland Park ranking. See Septic service companies in Overland Park
Top 10 septic service companies in Merriam at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A-1 Sewer & Septic | 67 | 4.8★ (2,811) | Kansas City, 3 mi away | 24/7 | Overall |
| 2 | Dick Ray Master Plumber Heating and Cooling | 61 | 4.9★ (264) | Kansas City, 7 mi away | Sat · Sun · Evenings | — |
| 3 | True Blue Plumbing LLC | 60 | 4.7★ (1,320) | Kansas City, 11 mi away | Sat · Evenings | — |
| 4 | Dick Ray Master Plumber Heating and Cooling | 60 | 4.8★ (1,414) | Overland Park, 1 mi away | 24/7 | Emergencies, Most reviews |
| 5 | Epic Septic of SW Kansas City | 57 | 5.0★ (43) | Spring Hill, 17 mi away | 24/7 | — |
| 6 | Sewer Surgeon of Kansas City/KCMO | 57 | 4.9★ (824) | Gladstone, 16 mi away | Sat · Sun | — |
| 7 | 100 Year Plumbing & Sewer LLC | 57 | 4.9★ (48) | Kansas City, 6 mi away | Sat | — |
| 8 | Higgins Sewer & Drain Cleaning | 57 | 4.9★ (97) | Overland Park, 3 mi away | Sat · Sun | — |
| 9 | Septic Kings | 56 | 5.0★ (57) | Kansas City, 19 mi away | 24/7 | — |
| 10 | Twin Springs Pump Services | 56 | 5.0★ (20) | Belton, 18 mi away | 24/7 | — |
The 57 best septic service companies in Merriam, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Kansas City, 7 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 264 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kansas City, 11 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 1,320 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Overland Park, 1 mi away
60/100CR ScoreRanked #4 because of its Google rating and review volume: 4.8★ from 1,414 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spring Hill, 17 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gladstone, 16 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 824 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kansas City, 6 mi away
57/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 48 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Overland Park, 3 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 97 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#9 Septic Kings
Based in Kansas City, 19 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belton, 18 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Olathe, 10 mi away
55/100CR ScoreRanked #11 because of its Google rating and review volume: 5.0★ from 184 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Overland Park, 17 mi away
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 324 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kansas City, 10 mi away
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Olathe, 18 mi away
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 108 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kansas City, 12 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 84 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lee's Summit, 18 mi away
54/100CR ScoreRanked #16 because of its Google rating and review volume: 4.8★ from 553 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#17 Digger Jim
Based in Kansas City, 15 mi away
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ 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 Kansas City, 17 mi away
54/100CR ScoreRanked #18 because of its Google rating and review volume: 4.7★ from 446 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Overland Park, 8 mi away
54/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 373 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Independence, 7 mi away
53/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#21 Sunflower Septic
Based in Kansas City, 11 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Basehor, 16 mi away
53/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Kansas City, 11 mi away
53/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.6★ from 48 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lee's Summit, 14 mi away
53/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 KCS, LLC
Based in Kansas City, 9 mi away
52/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Merriam septic service companies
We scored 57 Merriam 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 Merriam 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 Merriam: frequently asked questions
Who is the best septic service company in Merriam?
By CR Score, the highest-ranked septic service company in Merriam, KS is A-1 Sewer & Septic with a CR Score of 67/100. It has 4.8★ from 2,811 Google reviews. It is open 24/7. Dick Ray Master Plumber Heating and Cooling (#2) and True Blue Plumbing LLC (#3) follow. We ranked 57 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Merriam?
ContractorsRanked ranks 57 septic service companies serving Merriam, KS. Counts are as of November 2026.
Which septic service companies in Merriam are open 24/7?
15 ranked septic service companies in Merriam post 24/7 hours. The highest-ranked are A-1 Sewer & Septic (#1), Dick Ray Master Plumber Heating and Cooling (#4) and Epic Septic of SW Kansas City (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Merriam work on weekends?
29 of 57 ranked septic service companies post Saturday hours and 21 post Sunday hours. The highest-ranked open Saturdays are A-1 Sewer & Septic (#1), Dick Ray Master Plumber Heating and Cooling (#2) and True Blue Plumbing LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Merriam septic service companies have?
The median Google rating among 57 rated septic service companies in Merriam is 4.9★, with a median of 26 reviews. A-1 Sewer & Septic has the most, 2,811 reviews, and ranks #1. 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 Merriam count in this ranking?
Yes, if they are within 25 mi of the Merriam 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 Merriam
- November 2026: CR Scores recalculated for 57 septic service companies serving Merriam.
- November 2026: 1 duplicate listing merged.
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