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Best Septic System Repair in Oswego, NY

Compare 15 local septic system repair providers in Oswego. Verified listings with real contact info.

15 verified providers · Updated 2026-04-19

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1

Mathieson Septic Services

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2

Cds Septic Tank Services

5.0 ★ (3 reviews)

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3

Gilbert Excavating LLC

4.7 ★ (27 reviews)

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1

Mathieson Septic Services

Oswego County Industrial Park, Oswego, NY 13126
2

Cds Septic Tank Services

5.0 (3 reviews)
184 Chapel Rd, Hannibal, NY 13074
3

Gilbert Excavating LLC

4.7 (27 reviews)
685 County Rte 3, Fulton, NY 13069
Mon–Fri 7am–5pm · Sat 7am–12pm · Sun Closed
4

Simmons Septic Pumping Services

5.0 (42 reviews)
75 Mill St, Hannibal, NY 13074
Mon–Sun 7am–8pm
5

Elco Septic Services of New York Inc

4.3 (18 reviews)
3530 State Rte 3, Fulton, NY 13069
6

Priority Pumping Septic Services

4.4 (18 reviews)
93 Prior Rd, Phoenix, NY 13069
Mon–Sun 8am–6am
7

Aces-Four Septic Service

4.5 (19 reviews)
615 Phosphate Alley, Baldwinsville, NY 13027
Mon–Fri 8am–5pm · Sat 8am–12pm · Sun Closed
8

Gnr Excavating

4.4 (19 reviews)
163 Hogs Back Rd, Hastings, NY 13076
Open 24 Hours
9

Loveless Excavating Inc

4.7 (19 reviews)
1700 Houghtaling Rd, Cato, NY 13033
10

Van Liew Septic Services

4.9 (197 reviews)
13 Kline Rd, Pennellville, NY 13132
Mon–Fri 7:30am–5pm · Sat–Sun Closed
11

Klebs Septic Tank Pumping

5.0 (11 reviews)
845 County Rte 48, Richland, NY 13144
Mon–Sun 7am–6pm
12

Superior Drain Solutions

4.9 (273 reviews)
9055 Brewerton Rd, Brewerton, NY 13029
Open 24 Hours
13

Hahn's Septic Tank Service

4.8 (146 reviews)
5620 Business Ave Suite B2, Cicero, NY 13039
Mon–Fri 8am–5pm · Sat 9am–12pm · Sun Closed
14

C. Mattes Inc

5.0 (197 reviews)
6351 S Bay Rd, Cicero, NY 13039
Mon–Fri 8am–5pm · Sat–Sun Closed
15

Brosh Septic & Drain

4.9 (171 reviews)
6115 E Gillette Rd, Cicero, NY 13039
Open 24 Hours

Frequently Asked Questions

What's the difference between septic tank repair and septic system repair?

Septic tank repair focuses on the tank itself. Septic system repair addresses the entire system, including the drain field, distribution box, pipes, and pump. System-level repairs require permits and must be performed by licensed contractors under NYSDOH standards (10 NYCRR Part 75) and your local board of health's permitting oversight.

How long does a septic system last before needing major repairs in New York?

A well-maintained septic system typically lasts 25-30 years. In New York, certain Long Island, New York City watershed, and other state-designated source-water protection areas must meet additional standards due to aquifer protection requirements. Coastal and high water table areas may see shorter drain field lifespans.

What causes septic drain field failure?

Common causes include lack of regular pumping (solids clog the drain field), excessive water use, flushing non-degradable items, parking vehicles on the field, and planting trees too close. High water tables in some areas and certain soil types make drain field failures more common.

Can a failed drain field be repaired or must it be replaced?

Sometimes drain fields can be restored through aeration or resting the field. However, severely failed fields typically need replacement, which requires a new site evaluation, soil test, and permit from your local board of health. Replacement can be significantly more complex and expensive due to lot size constraints in dense areas.

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