This study aims 1) to assess and analyze the effect of Availability of Assets, Accounts Receivable Turnover and Long-Term Debt to the Financial Performance of Regional Water Company Jayapura regency, and 2) to assess and analyze the factors most dominant influence on Financial Performance of Regional Water Company Jayapura regency.
Data collection methods used are observation, interview and secondary data such as financial statements and other documents that have to do with research. Data were analyzed descriptively and quantitatively using the financial ratio analysis Du Pont analysis and financial ratios specified by Decree 47 of 1999.
The results showed that: Availability of Asssets affect the financial performance of Regional Water Company Jayapura regency, especially at the level of liquidity Regional Water Company Jayapura regency, which is based on research results from 2004 through 2008, where the level of liquidity has decreased by 231% and this is because firms from year to year burdened by the increasing current debt, and it is mainly caused by long-term debt maturities.
Level Receivable Turnover affect the financial performance of Regional Water Company Jayapura regency, this is because the accounts receivable turnover affects the level of activity levels Regional Water Company Jayapura regency, which is based on research results, Regional Water Company Jayapura regency has very low activity levels, it is because the use of the company's assets as a whole is not efficient, then the company's activities in collecting subscriptions receivable from year to year is experiencing a delay, so a lot of arrears to settle to the company's customers.
Long-Term Debt effect on the financial performance of Regional Water Company Jayapura regency has precisely at the level of solvency, which is based on research results, Regional Water Company Jayapura regency has a high level of solvency, high solvency is caused by the injection of funds from the local government;.

Keywords: Availability of Assets, Accounts Receivable Turnover Rate, Long-Term Debt, Financial
Performance.