Utah Admin. Code R746-313-7 - Reporting on Electric Service Reliability

(1) An electric company must report deviations from the reliability performance baselines established in accordance with Section R746-313-4 within 60 days after the end of the month when the deviations occurred.

(2) Beginning May 1, 2013, and by May 1 of each succeeding year, an electric company whose governing authority is the commission shall file with the commission a report on electric service reliability for the previous calendar year. The electric company must make electronic copies of the report available to the public upon request and may charge a reasonable cost for requested paper copies.

(3) For an electric company whose governing authority is the commission, the report on electric service reliability must contain at least:

(a) the calculated SAIDI, SAIFI, CAIDI, and MAIFIe reliability indices for the reporting period. At the least, the electric company must report this information on a system-wide basis compared with the previous four years' performance and, for SAIDI, SAIFI, and CAIDI on an operating area compared with the previous four years' performance;

(b) an analysis of the system-wide and reliability reporting area sustained interruption causes compared to the previous four-year performance. Outages may be categorized using the following cause categories:

(i) Loss of Supply - Generation or Transmission;

(ii) Loss of Supply - Distribution Substation;

(iii) Distribution - Environment such as: unpreventable contamination, corrosion, airborne deposits, flooding, and fire or smoke not related to faults or lightning;

(iv) Distribution - Equipment Failure;

(v) Distribution - Lightning;

(vi) Distribution - Operational;

(vii) Distribution - Planned Outages;

(viii) Distribution - Public;

(ix) Distribution - Vegetation;

(x) Distribution - Weather, other than lightning;

(xi) Distribution - Wildlife;

(xii) Distribution - Unknown; and

(xiii) Distribution - Other;

(c) a listing of the major events experienced during the reporting period and a listing of significant events as defined by the electric company, their cause, and their effect on reliability performance during the reporting period;

(d) comparisons of budgeted and actual maintenance spending, maintenance activities, capital spending, vegetation management spending, and vegetation management activities;

(e) identification of areas whose reliability performance warrants additional improvement efforts;

(f) a listing of the Tmed values that will be used for each reliability reporting area for the forthcoming annual reporting period;

(g) a summary of the changes the electric company has made or will make pertaining to the collection, calculation, estimation, and reporting of electric service reliability information and changes in reliability reporting areas or operating areas; and

(h) a map showing the reliability reporting areas or operating areas.

Notes

Utah Admin. Code R746-313-7

Amended by Utah State Bulletin Number 2024-08, effective 4/9/2024