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WaterSet by special district feeCitation Schedule of Water Supply Charges, Part 4

LA County Waterworks District No. 40 charges

Levied by Los Angeles County Waterworks District No. 40 (Antelope Valley) on new development in Lancaster. Authorized under the Gov. Code Sec. 66013 where the charge is for water or sewer capacity; otherwise the district's own enabling act (Health & Safety Code / Pub. Resources Code, by district type). Collected other: Water Supply Reliability Charge is collected in full before the District issues a Will-Serve Letter; Capital Improvement Charges are a prerequisite to receiving water service.

What one house pays

$16,064

For a typical home: a 2,000 sq ft detached house on a 0.13 acre lot, on a new subdivision lot — this fee varies by the row that applies, so see the full schedule below.

Share of Lancaster's total
39%
Total one-time fees here
$41,516
Adjustment
Adjusts yearly · ENR construction cost index · January
what the document says

annual, ENR Construction Cost Index for the Los Angeles Region, reviewed by the Director of Public Works before each January 1

Next expected change
1 Jan 2027

The record

Why it exists

“The Water Supply Reliability Charge is for the purpose of supplementing and firming up the water supplies of the District. This charge consists of three different fees: 1) Water Banking Fee; 2) Groundwater Supply Fee; and 3) Recycled Water Fee. These fees shall be collected in full by the District prior to issuance of a Will-Serve Letter for new development.”

Part 4, Rule 4-A-1t, July 2025 edition, p. 421 · source document ↗
What it pays for

“CAPITAL IMPROVEMENT (TANK CAPACITY UNIT) CHARGE: The charge for participation in the construction of additional water storage and other water facilities that is to be charged to all future development in Waterworks District Nos. 29 and 40 in addition to the Capital Improvement (acreage) Charges and any other charges of the District.”

Part 1, Rule 1-A-50, July 2026 edition, p. 118 · source document ↗
Where it applies

“All lands lying within the boundaries of the District, and not previously served by the District as of the indicated dates below, and lying outside of the areas listed in Part 2, 3 and 4 of this subrule, are subject to Capital Improvement Charges as shown in Rule 4-A-1, and Water Supply Reliability Charge, as defined in Rule 4-A-1t, and applicable Local System Improvement (frontage) Charges as defined in Part 3, less applicable credits as defined in Rule 1-A-49, Rule 1-I-2a, b, and c, and Rule 4-A-1t.”

Part 4, Rule 4-A-1b, July 2025 edition, p. 400 · source document ↗
When it was adopted

“1-A-50 Added Paragraph 1-A-50; 9-02-86; Exhibit 78; Rev. 5/24/05;Rev. 12/27/05”

Part 1 - General Conditions and Rules, July 2026 edition, rule-history footnote to Rule 1-A-50, p. 118 · source document ↗
When it is paid

“CHARGES: As a prerequisite to receiving water service therefore, each subdivision and benefited parcel of land in any District shall be charged and pay for the benefits accruing thereto derived from the Capital Improvements of the District or "unit system" of the District.”

Part 1, Rule 1-I-1, July 2026 edition, p. 163 · source document ↗
Who collects it

“These fees shall be collected in full by the District prior to issuance of a Will-Serve Letter for new development.”

Part 4, Rule 4-A-1t, July 2025 edition, p. 421 · source document ↗
Who is exempt

“The only ones exempt from this charge are lands which are included in formal agreements with the District for construction of water storage, conveyance, or well facilities and their appurtenances.”

Part 4, Rule 4-A-1b.6, Capital Improvement (Tank Capacity Unit) Charge, July 2025 edition, p. 406 · source document ↗
Credits and offsets

“No credits shall be given for this fee.”

Part 4, Rule 4-A-1t.1 Water Banking Fee and Rule 4-A-1t.3 Recycled Water Fee, July 2025 edition, pp. 421 and 423 · source document ↗

Every published rate

Land useApplies toBasisEffectiveAmount
Residential high fire flow requirement per acre 1 Jan 2026 $6,548
the line this rate was read from

“CAPITAL IMPROVEMENT (ACREAGE) CHARGE | 4,251 to 5,000 gpm | 5 Hours | $6,548.08 per acre”

Part 4, Rule 4-A-1b.5 CAPITAL IMPROVEMENT (ACREAGE) CHARGE, top row of the fire-flow table, July 2025 edition, p. 405 · source document ↗
Single-family detached per DU 1 Jan 2026 $5,943
the line this rate was read from

“Groundwater Supply Fee | The dollar amount per Billing Unit shall be $5,942.69”

Part 4, Rule 4-A-1t.2 Groundwater Supply Fee, July 2025 edition, p. 422 · source document ↗
Single-family detached per acre 1 Jan 2026 $4,807
the line this rate was read from

“CAPITAL IMPROVEMENT (ACREAGE) CHARGE | 751 to 1,250 gpm | 2 Hours | $4,807.11 per acre”

Part 4, Rule 4-A-1b.5 CAPITAL IMPROVEMENT (ACREAGE) CHARGE, July 2025 edition, p. 405 · source document ↗
Residential no fire flow requirement per acre 1 Jan 2026 $4,373
the line this rate was read from

“CAPITAL IMPROVEMENT (ACREAGE) CHARGE | Lands where there is no fire flow requirement for the premises, per acre $4,373.11”

Part 4, Rule 4-A-1b.5 CAPITAL IMPROVEMENT (ACREAGE) CHARGE, July 2025 edition, p. 405 · source document ↗
Residential per DU 1 Jan 2026 $4,140
the line this rate was read from

“CAPITAL IMPROVEMENT (TANK CAPACITY UNIT) CHARGE $1,656.12 per Tank Capacity Unit; the rules' own example: "Single family residence: ... 1 B.U. x 2.5 F.F.D.U. = 2.5 Tank Capacity Units" -> 1,656.12 x 2.5”

the levying document · source document ↗
Single-family detached per DU 1 Jan 2026 $2,975
the line this rate was read from

“Water Banking Fee | The dollar amount per Billing Unit shall be $2,974.71”

Part 4, Rule 4-A-1t.1 Water Banking Fee, July 2025 edition, p. 421 · source document ↗
Single-family detached per DU 1 Jan 2026 $2,381
the line this rate was read from

“Recycled Water Fee | The dollar amount per Billing Unit shall be $2,381.14”

Part 4, Rule 4-A-1t.3 Recycled Water Fee, July 2025 edition, p. 423 · source document ↗

About these figures

Quoted, not summarized. Every amount and fact on this page is copied from the official document it links to. If we couldn’t find something in a document, we leave it blank instead of guessing.

Before any discounts. Some fees offer credits, waivers or phase-ins. They’re listed above but not subtracted, because whether you qualify depends on your project.

Check the date. Fees change. This page shows what was in force on the date at the top, with a link to the document that set it, so you can confirm the current amount yourself. How all of this is put together.

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