可譽在2022/23學年積極參與「惜水學堂」小學教育計劃（下稱「惜水學堂」），並在校園裏進行了下列行動：
1. 於初小級別舉行校園講座、節約用水告示設計比賽及節約用水海報設計比賽。
2 .在高小級別舉行惜水工作坊、惜水攤位遊戲、水資源常識問答比賽，並參加「惜水學堂」節約用水週、「水危機」英文填字遊戲及挑戰沖涼4分鐘等活動。
3 .定期進行校園用水考察，實行環保校園。
在嗇色園的帶領及指導下，可譽喜獲主辦機構嘉許，肯定積極推動及節約用水的工作，獎項如下：
| 所得獎項 | 獲獎單位 |
| 傑出辦學團體 | 嗇色園 |
| 離島區金獎 | 嗇色園主辦可譽中學暨可譽小學 |
| 傑出領袖獎 | 梁惠芳校長 |
Ho Yu actively participated in “Cherish Water Campus” Integrated Education Programme – Primary School (hereinafter referred to as “Cherish Water Campus”) in school year 2022/23, and carried out the following actions on campus:
Organized educational talks, Water Conservation Notice Design Competition and Water Conservation Poster Design Competition for junior form students.
Organized Cherish Water workshops and game stalls, Water Resources Quiz Competition for senior form students. Also, we participated in “Cherish Water Campus” Water Saving Week, “Water Crisis” Crossword Puzzle and 4-minute showering challenge etc.
Implement School Water Audit regularly to promote and practise water conservation at school.
Under the leadership and guidance of our School Sponsoring Body (Sik Sik Yuen) , Ho Yu was recognized by the organizer on the active promotion and implementation of water conservation work and was rewarded below prizes:
| Prize | Award-winning |
| Winning School Sponsoring Body Award | Sik Sik Yuen |
| Gold Award in Islands District | Ho Yu College and Primary School (Sponsored by Sik Sik Yuen) |
| Outstanding Leadership Award | Ms. Leung Wai Fong |
