IPES Score Summary

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Printed on 4/16/2026

Individual Parcel Evaluation System

Official Score: 620

Parcel

116-100-012 116-100-012

Address

5671 N LAKE BLVD, CARNELIAN BAY, CA

County

Placer County, CA

Notes

Summary of each Scoring Element

	Maximum Points	IPES Points
Relative Erosion Hazard	450	204
Runoff Potential	200	44
Access to Building Site	170	146
Disturbance in Stream Environment Zone	110	110
Condition of Watershed	70	61
Ability to Revegetate	50	25
Water Quality Improvements	50	20
Proximity to Lake Tahoe	50	10
Total Raw IPES Points	1,150	620

Determination of IPES Score

Raw IPES Points		620
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		620

Determination of Base Allowable Coverage

Location	Area (ft²)	Allowable Base Percent (%)
IPES Building Site Area	Unknown	1%
Parcel Area in SEZ	0	-
Parcel Area in SEZ Setback	0	-

IPES Coverage Score: 248

Printed on 4/16/2026

Individual Parcel Evaluation System

Official Score: 620

Parcel

116-100-012 116-100-012

Address

5671 N LAKE BLVD, CARNELIAN BAY, CA

County

Placer County, CA

Details of each Scoring Element

Relative Erosion Hazard Score

204

Soil Erodibility Factor

0.2

Rainfall Factor

LS Factor

6.03

Length Slope Segments

Length	Slope Angle
7 ft.	31%
17 ft.	15%
18 ft.	24%
14 ft.	14%
49 ft.	30%
15 ft.	39%

Runoff Potential Score

44

Hydrological Soil Group

Group C

Hydrological Condition

Good

Access Score

146

Disturbance for Access

No Disturbance

Parcel Access Type

New Access Down Slope

Excavation Difficulty

Severe

In Streamzone

Height of Cut Slope

<= 1 foot

Height of Fill Slope

<= 3 feet

Gradient of Cut or Fill Slope

> 15 - 20%

Utility in SEZ Score

110

Utility Disturbance

No Disturbance

Condition of Watershed Score

61

Watershed

Carnelian Canyon

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

10

Proximity to Lake

Between 6240 Foot Contour and 1 Mile From HWL