If you are doing new residential construction that includes a septic system, you will need to complete the residential septic tank permit requirements.

Bring the following items to the septic system desk Monday through Friday between 8 a.m. and 3:30 p.m.

The permit fee is $551 and is due when you submit the paperwork. Cash, money order, and cashier's checks are accepted.

The application will be filled out by a health district staff member when all required items are submitted:

1. One set of building plans.
   
   
2. Tax assessor parcel number.
   
   
3. Copy of recorded deed for property.
   
   
4. Plot plan must be drawn to scale and include: (Use standard Engineer or Architect Scales only)
   • Lot lines, including dimensions
   • All structures (house, garage, storage shed, temporary trailer, pool, pool equipment, etc.)
   • All driveways
   • Location of well and/or neighboring wells, if applicable
   • Water meter and water lines
   • Watercourses (wash, flood control channel, irrigation ditch, etc.)
   • Street name(s)
   • Directional arrow
   • Distance from septic system to house, well, property line, water line, proposed swimming pool, etc.
   • Location of all septic tanks and leach fields on the property (see sample plot plan PDF 67KB). If installing a chamber (infiltrator) type field, please request an information packet with applicable details.
     
     
5. Municipal water - if property served by municipal water (other than LVWWD), a "will serve" letter is required.
   
   
6. Private well - copy of Well Driller's Report
   
   
7. Community well - copy of Well Driller's Report
   
   
8. If property has been divided by parcel map, need copy of recorded parcel map or recorded subdivision map.
   
   
9. Additional information may be required. This determination will be made on an individual basis.

Note: No portion of the septic system can be under a driveway or any area subject to vehicular traffic. No trees within 10 feet of the septic system.

All permits are reviewed when submitted. However, permits will only be released upon approval of the sewer authority. The approval process takes one to two business days.

Fixture Unit Calculation - multiply each fixture you have by the number of units to get the Total Fixture Units. Note: If existing, the fixture unit count may be different.

1. Water closets - 2 units for each
2. Bathtubs - 2 units
3. Showers - 2 units
4. Double Lavs - 2 units
5. Single Lavs - 1 unit
6. Double Kitchen Sink - 2 units
7. Vegetable Sink - 1 unit
8. Wet Bar - 1 unit
9. Clothes Washer - 2 units
10. Laundry Tub - 1 unit
11. Floor Drain - 1 units
12. Bidet - 2 units

Size Requirements
Total Number of Fixture Units	Minimum Tank Size	Leach Field Size (in square feet)
0 to 20	1000	775
21 to 25	1200	935
26 to 35	1500	1165
36 to 45	2000	1550
46 to 55	2250	1745
56 to 60	2500	1940

 

Recommended Dimensions of Leach Field
775 square feet	935 square feet	1165 square feet	1550 square feet	1745 square feet	1940 square feet
12 x 65	12 x 78
18 x 43	18 x 52	18 x 65	18 x 86	18 x 97
24 x 33	24 x 39	24 x 49	24 x 65	24 x 73	24 x 81
30 x 26	30 x 31	30 x39	30 x 52	30 x 58	30 x 65
			36 x 43	36 x 49	36 x 54
					42 x 47

 

Minimum Horizontal Separation Distance
Minimum Horizontal Separation Distance From:	Septic Tank (in feet)	Shallow Absorption System*	Deep Absorption System **
Building or Structure	8	8	20
Property Line	10	10	10
Water Supply - Wells	100	100	150
Streams or Watercourses	100	100	150
Soil Disposal Systems	5
Community Water Main Lines	10	25	25
Individual Water Service Lines	10	25	25
* Four feet deep or less from ground surface to bottom of system
** Greater than 4 feet deep from ground surface to bottom of system two percolation tests and soil borings will be required.