N-1Annual Report - Year 4
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Nova Scotia Power (NS Power) began onboarding customers to the Customer Energy Management (CEM) platform in November 2021. The CEM is an online tool that serves to analyze and visualize the energy consumption of each customer to offer cust...
AI summary Nova Scotia Power (NS Power) introduced the Customer Energy Management (CEM) platform in November 2021, targeting TVP pilot participants and expanding to other customer segments by June 2022. The platform helps customers analyze and visualize energy usage, provide energy-saving tips, and promote energy efficiency.
Overall, 61% of CEM eligible customers have an activated CEM account. - › As of March 2025, a total of 301,690 customers (278,550 residential and 23,140 commercial) had activated CEM accounts, representing an increase of 13,187 (11,812 res...
AI summary As of March 2025, 61% of CEM-eligible customers have activated CEM accounts, showing an increase from December 2024. Residential TOD and TVP customers use CEM more frequently, while log-in rates are significantly lower for commercial customers.
Savings due to high bill alerts were generally not statistically significant. › The comparison of energy and bill savings for high and low users that subscribed to high bill alerts compared to those that did not subscribe generally did not...
AI summary Savings from high bill alerts were not statistically significant except for March 2025 residential users. Paperless billing adoption increased significantly among CEM-eligible customers, especially those who activated and used CEM.
Table 2: CEM Enrollment and Logins for Residential Customers in 2024 and 2025 202 24 2025 Statistical Parameters Standard TOD СРР TOU Standard TOD СРР TOU All Eligible Customers Total Number of Eligible Customers 397,996 9,866 801 2,058 44...
AI summary Table 2 provides an overview of Customer Energy Management (CEM) enrollment and login activity for residential customers in 2024 and 2025, including metrics such as the number of eligible customers, activation rates, and login frequencies under different pricing structures.
2.1 Available Data NS Power provided the following data to calculate CEM impacts: - › CEM web user login information: Number of logins by month and by customer from November 2021 to March 2025. - › Monthly electricity consumption for each...
AI summary NS Power provided data on customer energy usage and program participation to calculate CEM impacts. EfficiencyOne program participation data were used to identify confounding effects in the evaluation of CEM savings. This includes data on login activity, electricity consumption, rate codes, weather, and paperless billing.
4.1.2 Load Savings During Peak Periods Load savings during peak periods are generally close to zero on average over the winter peak period and a mix of statistically significant and non-significant results. [Figure](#page-37-1) 14 and [Fig...
AI summary Load savings during peak periods are generally close to zero for residential and commercial customers, with mixed statistical significance. For example, TOU high users showed significant savings of nearly 1 kW during morning and evening peaks, while Commercial General customers showed minimal savings within confidence intervals.
Table 10: Percentage of CEM Eligible Customers Using Paperless Billing End of Baseline Period End of Post Period (December 2025) Rate Code % of Paperless Billing Annual Increase in % of Paperless Billing over Baseline Year % of Paperless B...
AI summary Table 10 shows the percentage of CEM eligible customers using paperless billing across different rate codes, highlighting variations in uptake between residential and commercial customers. TVP pilot participants have the highest adoption, while Commercial Small General customers have the lowest.
Overall, paperless billing adoption increased across all rate codes, with the highest uptake observed among residential TVP customers. Indeed, Residential CPP and TOU customers showed the strongest performance, reaching 90.3% and 87.0% ado...
AI summary The text discusses the increase in paperless billing adoption among residential customers, particularly those on TVP rates, and highlights differences in uptake based on CEM activation and usage. It also mentions projections assuming linear trends for future adoption rates.
Savings due to high bill alerts were generally not statistically significant. › The comparison of energy and bill savings for high and low users that subscribed to high bill alerts compared to those that did not subscribe generally did not...
AI summary The analysis of energy and bill savings from high bill alerts showed no statistically significant results, except for March 2025 savings for high users on the Residential Standard rate code. The small sample size of non-subscribed customers limited consistent findings.
Figure 30: Monthly Energy Usage Savings, Residential Standard – High Users Figure 31: Monthly Energy Usage Savings, Residential Standard – Low Users Figure 32: Monthly Bill Savings, Residential Standard – High Users Figure 34: Monthly Ener...
AI summary The text presents a series of figures illustrating monthly energy usage and bill savings for residential customers under different programs, including standard, TOD (Time-of-Day), and CPP (Critical Peak Pricing) programs, categorized by high and low users. The figures include savings data with 90% confidence intervals.