Excavation contractor in Quartz Hill
Pads, septic, trenches and clearing priced off the published cost guide, permitted in Los Angeles County. Call (661) 466-2785 or send the form below.
Quartz Hill is where Lancaster turns into ranchettes. Poppy Excavation gets more septic and pad requests per square mile from the 93536 lots west of 50th Street than from anywhere else in the valley, because almost every parcel here is on a septic system, almost every lot is big enough for a second building, and the community has stayed unincorporated LA County while Lancaster grew around it.
The ground changes fast. Along Avenue L and the flats the soil is sandy loam that digs easily and percs well, which keeps septic systems conventional and leach lines short. Climb toward Godde Hill and the Portal Ridge and the dirt turns to decomposed granite with hard lenses, where a leach field or a pool dig picks up a breaker and a bigger number.
Typical Quartz Hill work is a new septic system for a custom home ($10,000 to $20,000 installed for a conventional system), a pad and driveway for a detached garage or ADU, horse arena grading, and trenches from the well to the house. All of it runs through LA County Public Health for septic and LA County Building and Safety for grading, and the referred contractor knows both counters.
The old tank nobody told you about
Quartz Hill lots often have an old cesspool or an undocumented second septic tank from the 1960s and 1970s somewhere on the property. Hitting one with an excavator is a mess and a county disclosure problem. Ask the contractor to probe the old system location before the new leach field goes in, especially on properties that have changed hands more than once.
From the Avenue L flats to Godde Hill
Around Quartz Hill the requests come from 50th Street West, Avenue L, the Godde Hill slopes, Quartz Hill Park, the almond country west of 60th, covering ZIP 93536. Grading permits here run through LA County Building and Safety and septic through LA County Public Health; the permits page has the details.
Get a Quartz Hill quote
The address and a photo of the lot get the fastest answer. One licensed contractor who works Quartz Hill calls within one business day.
Questions from Quartz Hill lots
Does Quartz Hill have sewer, or is everything septic?
Almost everything is septic. Quartz Hill is unincorporated LA County and never got a sewer district, so new construction and replacements go through LA County Public Health as onsite wastewater treatment systems. A conventional system runs $10,000 to $20,000 installed when the soil percs well, which it usually does on the flats.
Can I put an ADU on my 2.5 acre Quartz Hill lot without a new septic system?
Sometimes, but the county decides. LA County requires the existing system to have capacity for the added bedrooms, and most 1970s systems do not. Budget for a perc test ($1,200 to $3,000) and a second system or an expansion before you count on the existing tank.
How much is a horse arena or barn pad in Quartz Hill?
A 100 by 200 arena with a crowned, compacted base typically runs $6,000 to $15,000 depending on how much cut-and-fill the lot needs and whether you want imported base material. A barn pad alone is closer to the $3,000 to $8,000 building pad range.
Who does the work?
A licensed excavation contractor (CSLB C-12 or A, with C-42 for septic) who works the west valley. Poppy Excavation is a referral service and does not dig, contract or quote the job. Verify any license at cslb.ca.gov before signing.
Poppy Excavation covers the whole valley. See the cost guide, the septic page, or nearby areas: Rosamond, Lake Los Angeles, Littlerock.