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Best Septic Service Companies in Sudden Valley, WA (2026)

29 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Sudden Valley: Baker Septic Tank Pumping, CR Score 60/100; 4.6★ from 290 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Ace Tank Services, posts 24/7 hours; ranked #2 of 29.

  3. 4

    Most-reviewed: CPI Plumbing & Heating, 2,955 Google reviews at 4.8★, the most of 29 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

29 Sudden Valley septic service companies are ranked here by CR Score, from ten published factors. 9 are open 24/7, 17 open Saturdays and 13 open Sundays, based on posted hours. The median Google rating is 4.7★ across 29 rated businesses.

Top 10 septic service companies in Sudden Valley at a glance

Top 10 septic service companies in Sudden Valley at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Baker Septic Tank Pumping604.6★ (290)Ferndale, 12 mi away24/7Overall
2Ace Tank Services574.8★ (212)Aldergrove, 24 mi away24/7Emergencies
3Brooks Construction & Septic574.8★ (19)Bellingham, 9 mi away24/7—
4CPI Plumbing & Heating564.8★ (2,955)Mount Vernon, 22 mi away24/7Most reviews
5Premium Septic Service554.6★ (24)Bellingham, 7 mi away——
6AA Quality Septic LLC545.0★ (24)Bellingham, 11 mi awaySat · Evenings—
7Lil John Sanitary Services Inc544.6★ (34)Bellingham, 9 mi awaySat—
8All Around Septic LLC544.8★ (20)Bellingham, 17 mi awaySat · Sun · Evenings—
9BT Pacific Septic535.0★ (31)Abbotsford, 23 mi awaySat · Sun—
10ACME Septic Tank Service Ltd534.5★ (19)Abbotsford, 25 mi away24/7—

The 29 best septic service companies in Sudden Valley, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Sudden Valley

    Based in Ferndale, 12 mi away

    60/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.6★ from 290 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 290 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5160 Industrial Pl Ste 105, Ferndale, WA 98248
  2. Based in Aldergrove, 24 mi away

    57/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 212 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 212 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3102 262b St, Aldergrove, BC V4W 2Z7
  3. Based in Bellingham, 9 mi away

    57/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 19 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5704 Putnam Rd, Everson, WA 98247
  4. Based in Mount Vernon, 22 mi away

    56/100CR Score

    Ranked #4 because of its Google rating and review volume: 4.8★ from 2,955 Google reviews, the most in Sudden Valley.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 2,955 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1900 Railroad Ave, Mount Vernon, WA 98273
  5. Based in Bellingham, 7 mi away

    55/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.6★ from 24 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.6★ from 24 Google reviews
    Address
    3212 Mt Baker Hwy, Bellingham, WA 98226
  6. Based in Bellingham, 11 mi away

    54/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 24 Google reviews
    Hours
    Mon–Sat 8:30 AM–6:30 PM · Sun closed
    Address
    4778 Pacific Hwy, Bellingham, WA 98226
  7. Based in Bellingham, 9 mi away

    54/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.6★ from 34 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 34 Google reviews
    Hours
    Mon–Sat 8 AM–5 PM · Sun closed
    Address
    633 E Smith Rd, Bellingham, WA 98226
  8. Based in Bellingham, 17 mi away

    54/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 20 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
  9. Based in Abbotsford, 23 mi away

    53/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 31 Google reviews
    Hours
    Mon–Sat 6 AM–6 PM · Sun 8 AM–3 PM
    Address
    27668 Signal Ct, Abbotsford, BC V4X 0A4
  10. Based in Abbotsford, 25 mi away

    53/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.5★ from 19 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 19 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    28904 Downes Rd, Abbotsford, BC V4X 1S3
  11. Based in Ferndale, 16 mi away

    53/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.0★ from 4 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2358 Brown Rd, Ferndale, WA 98248
  12. Based in Abbotsford, 25 mi away

    52/100CR Score

    Ranked #12 because of its Google rating and trade focus: 3.9★ from 23 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.9★ from 23 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    28944 Downes Rd, Abbotsford, BC V4X 1N6
  13. Based in Abbotsford, 23 mi away

    51/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 9 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 9 Google reviews
    Hours
    Mon–Fri 8 AM–8 PM · Sat 9 AM–8 PM · Sun 9 AM–5 PM
    Address
    31048 Heron Ave, Abbotsford, BC V2T 5K5
  14. Based in Sedro-Woolley, 16 mi away

    51/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 5 Google reviews
    Address
    8000 Parker Rd, Sedro-Woolley, WA 98284
  15. Based in Aldergrove, 23 mi away

    50/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 45 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    27221 27 Ave, Aldergrove, BC V4W 3Y8
  16. Based in Mount Vernon, 22 mi away

    50/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 32 Google reviews
    Hours
    Mon–Fri 7 AM–4:30 PM · Sat–Sun closed
    Address
    2308 Cedardale Rd, Mount Vernon, WA 98274
  17. Based in Mount Vernon, 21 mi away

    50/100CR Score

    Ranked #19 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.

    • 4.5★ from 8 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 9 AM–5 PM · Sun closed
    Address
    317 S 2nd St Suite 146, Mount Vernon, WA 98273
  18. Based in Anacortes, 19 mi away

    49/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.2★ from 5 Google reviews
    Address
    Anacortes, WA 98221
  19. Based in Burlington, 19 mi away

    49/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Plumber”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 80 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  20. Based in Sedro-Woolley, 16 mi away

    49/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.2★ from 10 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.2★ from 10 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    Sedro-Woolley, WA 98284
  21. Based in Mount Vernon, 21 mi away

    48/100CR Score

    Ranked #23 because of its Google rating and trade focus: 2.9★ from 9 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 2.9★ from 9 Google reviews
    Address
    22009 Mt Vernon Big Lake Rd, Mount Vernon, WA 98274
  22. Based in Anacortes, 21 mi away

    48/100CR Score

    Ranked #24 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.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    6742 Big Cedar Ln, Anacortes, WA 98221

All 29 septic service companies

#1 to #25 are shown in full above. Here are #26 to #29, in CR Score order; each links to its profile.

septic service companies in Sudden Valley, ranks 26 to 29
RankBusinessCR ScoreGoogle ratingDistance
26Equinox Rentals - Portable & Trailer Washrooms, Fences, Septic Service - Abbotsford475.0★ (5)23 mi
27United Site Services462.9★ (11)22 mi
28Iverson Earth Works LLC454.6★ (32)19 mi
29McFarlane Construction445.0★ (20)18 mi

Also serving Sudden Valley

6 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.

Unranked septic service companies serving Sudden Valley
BusinessDistance
A 1 Septic20 mi
A1 Septic Solution20 mi
Evergreen Sanitation21 mi
RooterWorx Plumbing & Construction18 mi
Same Day Septic25 mi
Septic System Design20 mi

How we ranked Sudden Valley septic service companies

We scored 29 Sudden Valley 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Sudden Valley data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in Sudden Valley: frequently asked questions

Who is the best septic service company in Sudden Valley?

By CR Score, the highest-ranked septic service company in Sudden Valley, WA is Baker Septic Tank Pumping with a CR Score of 60/100. It has 4.6★ from 290 Google reviews. It is open 24/7. Ace Tank Services (#2) and Brooks Construction & Septic (#3) follow. We ranked 29 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Sudden Valley?

ContractorsRanked ranks 29 septic service companies serving Sudden Valley, WA. Another 6 within 25 mi are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in Sudden Valley are open 24/7?

9 ranked septic service companies in Sudden Valley post 24/7 hours. The highest-ranked are Baker Septic Tank Pumping (#1), Ace Tank Services (#2) and Brooks Construction & Septic (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Sudden Valley work on weekends?

17 of 29 ranked septic service companies post Saturday hours and 13 post Sunday hours. The highest-ranked open Saturdays are Baker Septic Tank Pumping (#1), Ace Tank Services (#2) and Brooks Construction & Septic (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Sudden Valley septic service companies have?

The median Google rating among 29 rated septic service companies in Sudden Valley is 4.7★, with a median of 20 reviews. CPI Plumbing & Heating has the most, 2,955 reviews, and ranks #4. 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 Sudden Valley count in this ranking?

Yes, if they are within 25 mi of the Sudden Valley 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 Sudden Valley

  1. November 2026: CR Scores recalculated for 29 septic service companies serving Sudden Valley.

More septic service companies and Sudden Valley pages

Other trades in Sudden Valley