IPES Score Summary

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Printed on 8/12/2026

Individual Parcel Evaluation System

Official Score: 853

Parcel

080-145-001 080-145-001

Address

1072 TURNBACK TRL, SOUTH LAKE TAHOE, CA

County

El Dorado County, CA

Notes

Summary of each Scoring Element

	Maximum Points	IPES Points
Relative Erosion Hazard	450	355
Runoff Potential	200	98
Access to Building Site	170	149
Disturbance in Stream Environment Zone	110	110
Condition of Watershed	70	36
Ability to Revegetate	50	25
Water Quality Improvements	50	50
Proximity to Lake Tahoe	50	30
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.		1
Factor for Parcel with No Area Outside of SEZ or SEZ Setback		1
Limited Incentive Points		0
IPES Score		853

Determination of Base Allowable Coverage

Location	Area (ft²)	Allowable Base Percent (%)
IPES Building Site Area	10,100	24%
Parcel Area in SEZ	0	-
Parcel Area in SEZ Setback	0	-

IPES Coverage Score: 453

Printed on 8/12/2026

Individual Parcel Evaluation System

Official Score: 853

Parcel

080-145-001 080-145-001

Address

1072 TURNBACK TRL, SOUTH LAKE TAHOE, CA

County

El Dorado County, CA

Details of each Scoring Element

Relative Erosion Hazard Score

355

Soil Erodibility Factor

0.2

Rainfall Factor

LS Factor

.87

Length Slope Segments

Length	Slope Angle
109 ft.	3%
11 ft.	22%

Runoff Potential Score

98

Hydrological Soil Group

Group B

Hydrological Condition

Good

Access Score

149

Disturbance for Access

No Disturbance

Parcel Access Type

New Access Up Slope

Excavation Difficulty

Slight

In Streamzone

Height of Cut Slope

> 1 - 2 feet

Height of Fill Slope

<= 3 feet

Gradient of Cut or Fill Slope

> 4 - 8%

Utility in SEZ Score

110

Utility Disturbance

No Disturbance

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

50 Proximity to Lake Score

30

Proximity to Lake

Between 2 Miles From HWL To 3 Miles From HWL