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Chapter 17 — SUBDIVISION REGULATION

Article III — TENTATIVE MAP

Lake County Municipal Code · 2026-09 edition · updated 2026-10-02 · Lake County

Sec. 17-6. - Tentative Map.

6.1 The preparation of a tentative subdivision map or maps shall comply with this…

shall include the following data:

(a)

A sketch at a minimum scale of 1″ = 1000′ indicating the location of the proposed subdivision in relation to the surrounding area or region and showing land use in the surrounding area.

(b)

Name and address of record owner and subdivider.

(c)

Name and address of licensed land surveyor, registered civil engineer or other qualified professional who prepared said tentative map.

(d)

Date, north point (generally up on the map) and scale. Minimum scale 1″ = 100′. Minimum map size 18″ x 26″.

(e)

Name of proposed subdivision, and of all adjacent subdivisions; locations of, names and width of adjacent streets, highways, alleys and ways, and easements of all kinds, together with the type and location of street improvements thereon including fire hydrants and street light locations within a reasonable distance as determined by the Planning Commission.

(f)

The contour of the land at intervals of one (1) foot of elevation up to five percent (5%) slope; two (2) foot intervals up to ten percent (10%) and five (5) foot intervals over ten percent (10%).

(g)

Sufficient data to define the boundaries of the tract, or a legal description of the tract and orange border on reverse side of map to indicate tract boundaries. The tentative map shall show probable units of final map and order of development.

(h)

Width, approximate location and purpose of all existing and proposed easements and adjacent easements adjoining such land.

(i)

The width, approximate grade, and grade changes of all streets, highways, alleys and other rights-of-way proposed for dedication or not.

(j)

The approximate centerline radii of all curves.

(k)

All lots numbered consecutively throughout entire development; the approximate dimensions of all lots; approximate lot areas in square footage or acreage for all lots not rectangular in shape.

(l)

The approximate locations of areas subject to inundation by storm water overflow, and the location, width and direction of flow of all water courses existing and proposed.

(m)

The location and outline to scale of each existing building or structure including underground utilities within the subdivision, noting thereon whether or not such building or structure is to be removed from or remain in the development of the subdivision, and its existing and proposed future use.

(n)

Approximate elevation of street intersections.

(o)

Location, type, size and approximate grade of proposed sewers, water lines and underground storm drains, including the proposed location of storm water facilities and BMP structural and treatment controls, fire hydrants, street lights, gas mains and power, telephone and TV cables. Fire hydrants and water lines sizes shall not be less than the "Fire Protection Standards for Lake County" which have been adopted by the Board of Supervisors.

(Ord. No. 2813, § 5, 2-13-2007)

(p)

The plotting of general street and lot layout on aerial photos to show proposed development in relation to trees located on the site.

(q)

The location of existing fences, ditches, wells, sumps, cesspools, reservoirs, sewers, culverts, drain pipes, underground structures, utility lines, excavation of fill areas within two hundred (200) feet of any portion of the subdivision whenever feasible, noting thereon whether they are to be abandoned or used.

(r)

Typical cross sections for proposed roads, canals and major ditches.

(Ord. No. 664, § 5.2, 1971; Ord. No. 714, § 13, 11-6-72)

Exceptions & meaning →

Sec. 17-7. - Statements.

7.1 Accompanying the tentative map, or on said map, shall be statements by the…

(a)

Statement as to existing and proposed zoning and as to proposed use.

(b)

Preliminary soil report as required by the Health and Safety Code of the State of California.

(c)

Statement of improvements for storm water management practices including but not limited to control of erosion sediment and storm water runoff.

(Ord. No. 2813, § 6, 2-13-2007)

(d)

Proposed source of water supply and method of sewage disposal.

(1)

Where sewage is to be disposed of by septic tanks on individual lots, the subdivider shall present a written statement from the County Health Officer, indicating that sewage can be satisfactorily disposed of on each lot by septic tank.

(2)

If individual private wells are proposed for each lot, the subdivider shall present a written statement from the County Health Officer, indicating that sufficient potable water for household use is available on all lots. The subdivider shall also present a statement from a licensed well driller, stating the estimated depths at which water can be obtained from tests conducted on not less than 10% of the lots within the subdivision, and estimating the cost of installation of a complete domestic water supply system.

(3)

If both individual wells and individual septic tanks are proposed for each lot, the subdivider shall present an additional statement from the County Health Officer, indicating that the functions of water supply and septic

tank drainage can be satisfactorily accomplished on each lot.

(4)

If water is to be supplied by an existing water system, the subdivider shall present a statement from an authorized officer of said system, certifying the agreement and ability of said system to serve the proposed subdivision for domestic and fire protection uses, and stating the conditions under which service will be provided.

(5)

If connection is to be made to an existing sanitary sewer system, the subdivider shall present a statement from an authorized officer of said system, certifying the agreement and ability of said system to serve the proposed subdivision, and stating the conditions under which service will be provided.

(e)

Proposed public areas to be dedicated or scenic easements proposed.

(f)

Type and location of street lighting proposed.

(g)

Statement as to development of lots (whether for sale as lots or fully developed house and lot).

(h)

Preliminary title report.

(i)

Justification and reasons for any exceptions to provisions of this Chapter.

(j)

A copy of a letter to each serving utility and agency, requesting submission of utility easement requirements and from each District affected by the subdivision.

(k)

A geological report prepared by a registered Civil Engineer in this State shall be submitted when required by the Director of Public Works.

(l)

A copy of domestic water distribution requirements as set forth by the Regional Water Quality Control Board.

(m)

A copy of any condition, restrictive reservation or covenant, existing or proposed; a copy of deed restrictions proposed.

(n)

Names and addresses of public utilities serving the area in which the subdivision is located.

(Ord. No. 664, § 5.3, 1971; Ord. No. 714, § 14, 11-6-72; Ord. No. 791, § 1, 3-19-74)

Exceptions & meaning →

Sec. 17-8. - Tentative Map; Completeness and Filing.

8.1 Except as stated below, a tentative map shall be considered complete for the…

Planning Commission after submission of the required maps or sketches, together with all supplementary data, to the Clerk of the Planning Commission. If the tract is a portion of a larger area which may be subdivided later, the tentative map shall roughly indicate the ultimate plan for the whole. No tentative map submitted to the Clerk of the Planning Commission under this section shall be deemed to be filed with the Planning Commission pursuant to the provisions of Chapters 2, 3 or 4 of Division 2, Title 7, of the California Government Code (Government Code §§ 66425—66498) as amended unless the submittal is accompanied by all the data required by this section and the State Subdivision Map Act, and until either a negative declaration is adopted, an environmental impact report is certified in accordance with the California Environmental Quality Act of 1970 as amended, or it has been determined that the map is otherwise categorically exempt from the California Environmental Quality Act of 1970 as amended.

(Ord. No. 664, § 5.4, 1971; Ord. No. 1119, § 1, 11-27-79)

Exceptions & meaning →

8.2 Not less than fourteen (14) working days prior to the regular meeting of the…

which consideration of the map is desired, the subdivider shall file with the (Clerk of the) Planning Commission, the following:

(a)

Twenty (20) copies of the tentative map.

(b)

All statements and information required by Sections 6 and 8 (and their subsections) above.

(c)

Fees in an amount set by Resolution of the Board of Supervisors.

(Ord. No. 664, § 5.5, 1971)

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8.3 The Clerk of the Planning Commission, or his agent, shall examine the map, and…

information submitted. If he finds the map, statements and other required information are complete and conform to the requirements of this Chapter, he shall, in writing, acknowledge receipt of said map, statements, information and fee from the subdivider or person who filed them. If he finds any deficiency, he shall immediately so inform the subdivider and shall withhold acknowledgment of receipt until any error or omission has been rectified. No tentative map shall be considered by the Planning Commission or any

County Officer unless and until the receipt required by this Section has been issued by the Clerk of the Planning Commission or his authorized agent.

(Ord. No. 664, § 5.6, 1971)

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8.4 When filing is complete, the clerk of the Planning Commission shall transmit copies…

to the County Surveyor Division, Lake County Flood Control and Water Conservation District Manager, Department of Public Works, Regional Water Quality Control Board, private and public utilities servicing the area proposed for subdivision, each county and city entitled by law to review and recommend thereon; and any affected school district; the Real Estate Commissioner of the State of California; the District Director of the State Department of Transportation if the proposed subdivision abuts upon a State highway, and any other person or agency deemed to be an interested person or agency by the Planning Commission.

(Ord. No. 664, § 5.7, 1971; Ord. No. 791, § 1, 3-19-74)

Exceptions & meaning →

8.5 Within a period of not more than ten (10) working days from the receipt of a copy…

each officer or department to which such copy shall have been transmitted shall file with the Planning Commission and with the subdivider his or its approval of such tentative map, or a report showing what changes are necessary to make such map conform to the requirements of the Subdivision Map Act and of this Chapter coming within the jurisdiction of such officer or department. If the officer or department fail to report within the time limit, the map shall be deemed to have been am proved by said department.

(Ord. No. 664, § 5.8, 1971)

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8.6 The date of the actual filing of the tentative map, for purposes of law and of this…

running for approval), shall be the date of the next succeeding meeting of the Planning Commission following the presentation of the map (to the Clerk) when the requirements of Section 17-8.1 of this chapter have been met and all supporting information and documents heretofore required have been supplied. The Planning Commission shall act on any tentative map within fifty (50) days of the date of filing unless this time period is extended by mutual consent of the subdivider and the Planning Commission. Failure of the Planning Commission to act within the time limits prescribed shall be deemed approval of the tentative map.

(Ord. No. 664, § 5.9, 1971; Ord. No. 1119, § 2, 11-27-79)

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8.7 The Planning Commission shall hold a public hearing at which time it shall…

tentative map is in conformity with the provisions of the Subdivision Map Act and of this Chapter and upon that basis approve, conditionally approve, or disapprove said map, and shall report such action directly to the subdivider and to the Board of Supervisors and affected County Departments. A copy of the approved tentative map shall be forwarded to the County Surveyor

(Ord. No. 664, § 5.10, 1971; Ord. No. 1165, § 4, 11-4-80)

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8.8 Notice of the public hearing required in Section 8.7 shall be given by the Planning…

follows:

(1)

Published notice as provided by Government Code Section 66451.3;

(2)

Mailed notice to the owners of property within a radius of three hundred (300) feet of the exterior boundaries of the property covered by any tentative map, that the Commission will be considering the tentative map; the names and addresses of such owners shall be determined according to Section 65905 of the Government Code, and notices shall be deposited in the United States mails with the postage prepaid not less than five (5) days prior to the date of such consideration. Provided, however, notice as herein specified shall not be required in cases where the question before the Commission is a request for an extension of time for filing a final map or a modification to a previously approved conditional approval not affecting any design or improvement.

(Ord. No. 664, § 5.11, 1971; Ord. No. 1165, § 5, 11-4-80)

Exceptions & meaning →

8.9 The Planning Commission may, in addition to any other causes therefore, disapprove…

because of flood and inundation hazards or slide areas and require protective improvements to be considered as a condition precedent to approval of the map. They may also disapprove a tentative map that may cause serious disruption of the ecology in the area and in any stream or lake.

(Ord. No. 664, § 5.12, 1971; Ord. No. 1165, § 6, 11-4-80)

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8.10 Appeal to Board of Supervisors.

If the subdivider or other affected property owner is dissatisfied with

any action of the Planning Commission with respect to the tentative map, or the nature and extent of improvements required, he may within 15 days after such action appeal in writing to the Board of Supervisors for a public hearing thereon. Such appeal, along with seven copies of the map shall be filed with the County Clerk within the time limit stated above. Notice of said public hearing shall be given by the County Clerk in the manner provided by Section 8.8 of this Chapter. The Board shall hear the appeal, upon notice to the subdivider and the Planning Commission, unless the subdivider consents to a continuance, within thirty days, following the filing of the appeal. At the hearing, the Board shall hear such argument and material as the subdivider or Planning Commission, or other persons may present. All new evidence presented to said Board shall be referred to the Planning Commission for their consideration.

(Ord. No. 664, § 5.13, 1971; Ord. No. 1165, § 7, 11-4-80)

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8.11 Upon conclusion of the hearing or continuance thereof, the Board shall within…

its findings based upon the testimony produced before it. It may sustain, modify, reject, return to the Planning Commission or overrule any recommendations or rulings of the Planning Commission, and may make such findings as are not inconsistent with the provisions of this Chapter or the Subdivision Map Act.

(Ord. No. 1165, § 8, 11-4-80)

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Sec. 17-9. - Improvement Plans

9.1 After the approval by the Planning Commission of the tentative map of any…

shall furnish the following information to the Department of Public Works. No final map shall be submitted to the Board of Supervisors for consideration until the improvement plans have been approved by the

Director of Public Works. No improvement plans shall be considered finally approved until approval of the final map by the Board of Supervisors.

(Ord. No. 664, § 5.14, 1971; Ord. No. 791, § 1, 8-19-74)

(a)

Three (3) copies of a grading plan consisting of typical cross sections and finished grades of all lots, roads, streets and highways in the proposed new subdivision.

(b)

Three (3) copies of the improvement plans and supporting maps, calculations and documents (scale of plans shall be 1″=40′ horizontally; 1″=4′ vertical in profile, unless otherwise approved by the Director of Public Works).

(c)

Estimated costs of all improvements are required for approval of the Improvement Plans, and shall be submitted and approved by the Director of Public Works. One set of Mylar reproducible tracings of the approved plans and set of prints shall be submitted to the Department of Public Works.

(d)

A soils report on filled areas or areas proposed to be filled; and in all street and alley rights-of-way at intervals not exceeding one thousand (1000) feet and/or any change in soil conditions. The soils report and analysis will be in accordance with methods approved by the State of California for "R" values, sieve analysis and sand equivalent, unless report is waived by the Director of Public Works.

(e)

Any other pertinent information required by the conditional approval of the Planning Commission or by the Director of Public Works.

(Ord. No. 664, § 5.14, 1971; Ord. No. 791, § 1, 3-19-74)

Exceptions & meaning →

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