IPES Score Summary

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Printed on 8/23/2025

Individual Parcel Evaluation System

Official Score: 810

Parcel

033-485-005 033-485-005

Address

1421 MT DIABLO CIR, SOUTH LAKE TAHOE, CA

County

El Dorado County, CA

Notes

Summary of each Scoring Element

	Maximum Points	IPES Points
Relative Erosion Hazard	450	354
Runoff Potential	200	200
Access to Building Site	170	158
Disturbance in Stream Environment Zone	110	10
Condition of Watershed	70	36
Ability to Revegetate	50	25
Water Quality Improvements	50	20
Proximity to Lake Tahoe	50	50
Total Raw IPES Points	1,150	853

Determination of IPES Score

Raw IPES Points		853
Factor for Parcel Area Outside of SEZ < 5000 sq. ft.		1
Factor for Parcel Area Outside of SEZ < 10,000 sq. ft.		0.95
Factor for Parcel with No Area Outside of SEZ or SEZ Setback		Unknown
Limited Incentive Points		0
IPES Score		810

Determination of Base Allowable Coverage

Location	Area (ft²)	Allowable Base Percent (%)
IPES Building Site Area	10,300	30%
Parcel Area in SEZ	3,500	-
Parcel Area in SEZ Setback	1,000	-

IPES Coverage Score: 554

Printed on 8/23/2025

Individual Parcel Evaluation System

Official Score: 810

Parcel

033-485-005 033-485-005

Address

1421 MT DIABLO CIR, SOUTH LAKE TAHOE, CA

County

El Dorado County, CA

Details of each Scoring Element

Relative Erosion Hazard Score

354

Soil Erodibility Factor

0.05

Rainfall Factor

LS Factor

2.39

Length Slope Segments

Length	Slope Angle
23 ft.	23%
31 ft.	14%
66 ft.	13%

Runoff Potential Score

200

Hydrological Soil Group

Group A

Hydrological Condition

Good

Access Score

158

Disturbance for Access

No Disturbance

Parcel Access Type

New Access Down Slope

Excavation Difficulty

Slight

In Streamzone

Height of Cut Slope

<= 1 foot

Height of Fill Slope

<= 3 feet

Gradient of Cut or Fill Slope

> 10 - 15%

Utility in SEZ Score

10

Utility Disturbance

Inside Primary Riparian Vegetation

Condition of Watershed Score

36

Watershed

Upper Truckee River

Ability to Revegetate Score

25

Vegetative Group

Group B - Dryness

Elevation of Parcel

< 7000 feet

Average Building Site Slope

Compass Degrees of Parcel

90 E

Water Quality Improvements Score

20 Proximity to Lake Score

50

Proximity to Lake

Beyond 4 Miles From HWL