Grading for ADU at 15444 W Roxford St, Sylmar
15444 W ROXFORD ST, Sylmar, 91342
What was permitted
This permit is for grading work at 15444 W Roxford St in Sylmar, specifically to install an Onsite Wastewater Treatment System (OWTS) for a one-bedroom Accessory Dwelling Unit (ADU). The system includes a 1,000-gallon tank and a 65-foot leach line.
The permit was issued on May 26, 2026, but the project cost is not reported. This often occurs with grading permits where the primary cost is associated with the subsequent construction rather than the earthwork itself.
Residents in Sylmar planning an ADU should be aware of the necessary grading and OWTS installation, even if the initial permit cost is not specified.
What it cost
Issued
May 26, 2026
Expires
—
License
1 or 2 Family Dwelling
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View the official permit record
Tracking number, work description, cost, and dates
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 26030-20000-02471 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Grading |
| Status | Issued |
| Job Description | **Eplan** PROPOSED TO INSTALL TIER 1 OWTS FOR 1 BEDROOM ADU UTANK CAPACITY = 1,000 GAL, LEACH LINE = 65'x 3'W x 5'DEEP W/ 3' ROCK |
| Floor / Unit | — |
| Estimated Cost | Not reported |
| Approved | April 10, 2026 |
| Issued | May 26, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |