Third-quarter solar installations in the U.S. jumped 41 percent from a year earlier, including a record number of residential systems, according to the Solar Energy Industries Association (SEIA).

Developers added 1,354 megawatts, the second-highest quarterly total ever, the Washington-based industry group said today in a report produced with GTM Research. A total of 16.1 gigawatts of photovoltaic systems are in operation in the U.S.