https://utilityexplained.com/tags/unexpected-bill/Recent content in Unexpected Bill on Utility ExplainedHugoen-usThu, 28 May 2026 00:00:00 +0000https://utilityexplained.com/blog/30-sudden-spike-in-electricity-bill-no-usage/Thu, 28 May 2026 00:00:00 +0000https://utilityexplained.com/blog/30-sudden-spike-in-electricity-bill-no-usage/<p>Last month&rsquo;s electric bill was $135. This month it is $340. You have not bought any new appliances, you have not added a pool heater, and your daily routine has not changed. A 150% increase with no explanation is alarming, but it is also one of the most common complaints utility customer service departments handle. Here is a systematic guide to diagnosing and resolving a sudden spike in your electricity bill.</p>