FHA single-family loan production picked up in the second quarter thanks to a surge in fixed-rate mortgage lending, according to an Inside FHA Lending analysis of agency data. A 15.2 percent increase in FHA fixed-rate volume helped propel overall FHA originations in the second quarter, which rose 16.0 percent from the first quarter. Adjustable-rate lending also was up 32.3 percent over the same period. FHA purchase originations increased 20.6 percent, while FHA-insured refinances rose by only 4.3 percent. On the other hand, conforming-to-FHA refinances were down 4.5 percent from the first quarter. FHA baseline lending (below $417,000) saw volume rise 17.6 percent, while FHA-jumbo loan amounts up to the statutory high-cost loan limit increased by 6.2 percent. On the other hand, the volume of jumbos exceeding ... [1 chart]