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Best Septic Service Companies in Greenfield, CA (2026)

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

The short answer

  1. 1

    Best overall in Greenfield: Pacific Sewer & Drain, CR Score 63/100; 5.0★ from 14 Google reviews; open 7 days a week.

  2. 2

    Best for emergencies (open 24/7): Quick Septic Pump & Liquid Waste, posts 24/7 hours; ranked #2 of 5.

  3. 2

    Most-reviewed: Quick Septic Pump & Liquid Waste, 6 Google reviews at 5.0★, the most of 5 ranked after Pacific Sewer & Drain; ranked #2.

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

5 Greenfield septic service companies are ranked here by CR Score, from ten published factors. 1 is open 24/7, 3 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 5.0★ across 5 rated businesses.

Top 5 septic service companies in Greenfield at a glance

Top 5 septic service companies in Greenfield at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Pacific Sewer & Drain635.0★ (14)Prunedale, 15 mi awaySat · SunOverall
2Quick Septic Pump & Liquid Waste625.0★ (6)Soledad, 15 mi away24/7Emergencies, Most reviews
3Alonso's Pumping Services595.0★ (4)Salinas, 7 mi awaySat—
4Browns Underground Septic Construction505.0★ (5)Capitola, 22 mi away——
5Bailey Dent495.0★ (4)Watsonville, 15 mi away——

The 5 best septic service companies in Greenfield, ranked

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

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  5. #5 Bailey Dent

    Based in Watsonville, 15 mi away

    49/100CR Score

    Ranked #5 because of its Google rating and review volume: 5.0★ from 4 Google reviews.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    View profile for Bailey Dent(831) 288-8151

How we ranked Greenfield septic service companies

We scored 5 Greenfield 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 Greenfield 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 Greenfield: frequently asked questions

Who is the best septic service company in Greenfield?

By CR Score, the highest-ranked septic service company in Greenfield, CA is Pacific Sewer & Drain with a CR Score of 63/100. It has 5.0★ from 14 Google reviews. It is open 7 days a week. Quick Septic Pump & Liquid Waste (#2) and Alonso's Pumping Services (#3) follow. We ranked 5 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Greenfield?

ContractorsRanked ranks 5 septic service companies serving Greenfield, CA. Counts are as of November 2026.

Which septic service companies in Greenfield are open 24/7?

1 ranked septic service company in Greenfield posts 24/7 hours. The highest-ranked is Quick Septic Pump & Liquid Waste (#2). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Greenfield work on weekends?

3 of 5 ranked septic service companies post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Pacific Sewer & Drain (#1), Quick Septic Pump & Liquid Waste (#2) and Alonso's Pumping Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Greenfield septic service companies have?

The median Google rating among 5 rated septic service companies in Greenfield is 5.0★, with a median of 5 reviews. Pacific Sewer & Drain has the most, 14 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 Greenfield count in this ranking?

Yes, if they are within 25 mi of the Greenfield 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 Greenfield

  1. November 2026: CR Scores recalculated for 5 septic service companies serving Greenfield.
  2. November 2026: 1 duplicate listing merged.

More septic service companies and Greenfield pages

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