Southwest Power Pool Marks Grand Opening of New HQ by Arkansas Business Staff Posted 7/9/2012 05:08 pm Updated 7 months ago Southwest Power Pool of Little Rock marked the grand opening of its 20-acre, $62 million headquarters campus. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 20 days. Purchase Now Already have archive access? Login to view this article.