Limit by calendar year: 2011 All
| TUALATIN-9_ocr.pdf | 116 |
| May 2011 | June 2011 | July 2011 | August 2011 | September 2011 | October 2011 | November 2011 | December 2011 | January 2012 | February 2012 | March 2012 | April 2012 | May 2012 | |
| TUALATIN-9_ocr.pdf | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 29 | 17 |
| Estimated costs of reducing nonpoint phosphorus loads from agricultural land in the Tualatin Basin, Oregon | 109 |
| United States of America | 41 |
| China | 16 |
| Korea | 14 |
| Canada | 10 |
| Switzerland | 8 |
| Japan | 5 |
| United Kingdom | 4 |
| Sweden | 4 |
| Czech Republic | 1 |
| Romania | 1 |
| Seoul | 14 |
| Beijing | 8 |
| Saint Gallen | 8 |
| Washington | 7 |
| Riverside | 6 |
| Corvallis | 5 |
| Laval | 5 |
| Seattle | 4 |
| Southampton | 4 |
| Östersund | 4 |