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Hermiston Energy Services

Oregon Utility Interconnection & net metering rules
Net Metering Allowed1
NEM TypeAnnual
Line Taps Allowed0
Load Taps Allowed0
AC Disconnect RequiredYes

Net metering & export

Net Metering Allowed
1
NEM Type
Annual
TOU Utility
0
Post Solar Billing Method
Net Metering
Net Excess Generation Notes

If the electricity generated by the Customer during the billing period, or any portion thereof, exceeds the electricity supplied by the Utility, then the Customer shall be: billed for the appropriate customer service charge as other customers of the Utility in the same rate class; and credited for the net excess kilowatt-hours generated during the billing period, with this kilowatt-hour credit appearing on Customer’s bill for the following billing period. On March 31st of each calendar year, any remaining unused kilowatt-hour credit accumulated by the Customer during the previous year (April 1 through March 31) will be paid to the Customer-Generator for such electric energy at UEC’s avoided cost rate. Customer-Generator shall pay any amount owing for electric service provided by the Utility in accordance with applicable rates and policies. 

Rebates Offered
1
Deregulated
0
Allows Standby
0

Interconnection & taps

Approval Req To Install
Yes
Interconnection Level
3
Line Taps Allowed
0
Load Taps Allowed
0
Automatic Transformer Upgrade Size
0
Meter Aggregation Allowed
0

System size & offset

System Size Battery Included
0
System Size Includes Existing Systems
0
Offset Value
0
Offset Calculation Period
0
Industry Standard Watts Sqft
2
System Offset Notes

Up to 100% offset or 25 kW AC (whichever is less)

Offset Calc Tool
PV Watts

Metering & disconnect

Production Meter Required
No
Production Meter Position
N/A
Production Meter Labeling
N/A
AC Disconnect Required
Yes
AC Disconnect Labeling
Visible Lockable Labeled Disconnect
Allowed Meter Adapter
None,None

Plans & docs

Equipment Approvals
California Energy Commission
Meter Num Req SLD 3LD
0
ESID Num Req SLD 3LD
0
Rate Schedule Link
link
Website
link
Phone
(541) 289-2000

Other details

Restrict Inspection
0
Revision Required
1
Mod Swap Requires Planset
1
Address ID
1285955
Express Planset Eligible
Yes
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with Hermiston Energy Services before you rely on this. The useful move: if an installer says you need a main panel upgrade, ask how these tap and interconnection policies were considered first.