20150909AVU to Staff 121.docx

AVISTA CORPORATION
RESPONSE TO REQUEST FOR INFORMATIONJURISDICTION:IDAHODATE PREPARED:09/02/2015CASE NO.:AVU-E-15-05/AVU-G-15-01WITNESS:Patrick EhrbarREQUESTER:IPUCRESPONDER:Joe MillerTYPE:Production RequestDEPARTMENT:State & Federal RegulationREQUEST NO.:Staff-121TELEPHONE:[phone]REQUEST:
Table No. 9 on page 49 of Pat Ehrbar’s testimony shows the bill impacts for low, medium, and high usage electric residential customers. Please provide a similar comparison showing the bill impacts to electric LIHEAP recipients and all other residential customers. Please provide the comparison given the usage levels shown on Table No. 9, but with the following:
a single energy rate;
a first rate block from 0 kWhs to 700;
a first rate block from 0 kWhs to 800; and
a first rate block from 0 kWhs to 900.RESPONSE:
The effect of the four different rate designs would have the same effect whether or not a customer received a LIHEAP grant.
See also the Company’s response to Staff-122 for a description of how the Company determined the low, medium, and high usage points.
Single Energy Rate:
First Rate Block from 0 to 700 kWhs:
First Rate Block from 0 to 800 kWhs:
First Rate Block from 0 to 900 kWhs:
Please see the Company’s response labeled “Staff_PR_121 Attachment A” for an electronic copy of the response.